• GB401087A - Improvements in or relating to floor tiles, wall and ceiling facings and the like : en
  • DE587717C - Arrangement for controlling relays through brightness differences : de en
  • US1934399A - Method of and apparatus for cooling internal combustion engines : en
  • US1934459A - High vacuum fuse : en
  • FR754440A - Bra, gaines, belts and similar undergarments having elasticity in varying directions and elastic lace intended for their realization : en fr
  • US1933605A - Air separator : en
  • US1934567A - Stretcher : en
  • GB401089A - An improved hinge : en
  • AT135336B - Heat emitting mixture. : de en
  • DE587654C - Truss : de en
  • GB401111A - Improvements in and relating to methods of and apparatus for rolling metal, particularly strip metal : en
  • AT135227B - Dough kneading device. : de en
  • FR754444A - Tie holder device : en fr
  • US1933829A - Preparation of cellulose acylnitrate : en
  • DE587708C - Storage folder for files and like : de en
  • US1934240A - Carburetor : en
  • DE572993C - Magazine change cartridge : de en
  • FR754648A - Floating oar : en fr
  • FI15556A - Ended skivhjul, stem skivformiga del är utbildad vågformig i axial riktning, jämte sänke för dess framställning : en fi
  • US1934078A - Short wave beam transmitter : en
  • US1934194A - Construction and erection of fireproof partitions : en
  • DE587564C - Device, in particular on wrapping machines, for the intermittent pulling off and cutting off of a web made of fiber-free cellulose material : de en
  • GB401165A - Improvements in and relating to pre-payment meters : en
  • GB401683A - Improvements in or relating to film magazines for motion picture cameras : en
  • FI15532A - Process for the preparation of the indan hydrocarbon C20H24 or a derivative thereof from p-symol or a derivative thereof : en fi
  • FR754456A - Process for the preparation of improved oils for use as lubricants, and in particular low pour point oil : en fr
  • GB400976A - Improvements relating to oscillatory electric circuits, such as may be used, for example, in connection with cathode ray devices : en
  • GB401100A - Recording thermometers and the like : en
  • DE584454C - Loading facility : de en
  • DE587831C - burner : de en
  • FR754450A - Brake improvements, particularly hydraulic brakes : en fr
  • GR4390B - EMERIA ECONIA AND WHEELS. : el en
  • DE567602C - Process for the production of hydrogen peroxide : de en
  • DE587629C - Expansion switch : de en
  • US1933619A - Internal combustion engine : en
  • US1933923A - Clock and timekeeping means : en
  • US1934410A - Method of fractionally separating pulverulent materials : en
  • DE587647C - Transportable cooling device : de en
  • DE587696C - Single or multi-rod half-coil for electrical machines consisting of flat partial conductors that are conductively connected to one another at both ends : de en
  • GB401067A - Improvements in protective arrangements for electrical machines and transformers : en
  • US1933784A - Folding finder for cameras : en
  • US1934359A - Atomizer : en
  • DE587675C - Internal combustion engine with a shielded inlet valve : de en
  • DE587968C - Roller hanger for curtains, drapes, etc. like : de en
  • GB401234A - Automatic device for continuous sounding at sea by echoes of hammer blows : en
  • GB401295A - Improvements in the manufacture and production of solid greases : en
  • GB401227A - A process of enriching peat with humines : en
  • GB401260A - Improvements in or relating to diesel locomotives having pneumatic transmission systems : en
  • DE587643C - Process for the production of hardenable condensation products of a protein-like type based on urea-formaldehyde : de en
  • DE587685C - Device for sticking stamps, labels and other gummed papers : de en
  • DE587740C - Device for balancing centrifuge drums : de en
  • FI15549A - Sätt och anordning för framställning av i pappersindustrin använda ringformiga slipstenar av konststenmassa : en fi
  • US1933627A - Modulation circuit arrangement : en
  • US1934115A - Tobacco pipe case : en
  • DE587665C - Process for cleaning metals : de en
  • AT135234B - Power transmissions for automobiles. : de en
  • US1933633A - Reflector : en
  • FR754490A - : fr
  • US1934063A - Process for producing heavy hydrocarbon oils : en
  • US1934616A - Means for protecting submerged journal bearings : en
  • GB401198A - Improvements in or relating to articles of footwear : en
  • FR754381A - Two-stroke internal combustion engine : en fr
  • FR754457A - Welding connection for pressure-tight vessels and thick-walled pipes : en fr
  • GB401046A - An improved preparation for the treatment of foot rot in sheep : en
  • GB401210A - Improvement in method of stabilising chlorinated aliphatic hydrocarbons : en
  • FR754396A - Coupling and lifting device for harrows on a seed drill : en fr
  • GB401181A - Improvements relating to geographical globes : en
  • CA337001A - Telephone system : en fr
  • DE587716C - Device for changing the tensile force or the lifting speed during the working stroke of core pulling magnets, the cores of which are composed of magnetic and non-magnetic material : de en
  • US1934248A - Bottle cap ejector : en
  • GB401280A - Improvements in or relating to the automatic control of fuel admission in internal combustion engines : en
  • DE587630C - Electrical switching device for remote control of movements : de en
  • DE588060C - Circuit arrangement in signal systems for railroad crossings or the like with a three relay set : de en
  • US1934073A - Aggregate coater : en
  • US1934152A - Cloth slitting machine : en
  • US1934553A - Spray head : en
  • DE587741C - Keyboard for ten-key calculators with pen box : de en
  • FR754665A - Speeding counter : en fr
  • US1933931A - Paper receptacle : en
  • US1934089A - Folding door : en
  • US1934575A - Saw cylinder : en
  • GB401018A - Stabilization of oils and fats : en
  • CA337036A - Woven crepe fabric : en fr
  • DE587777C - Single-layer metal cover to be laid on site, especially made of copper, for roofs and walls : de en
  • DE587957C - Circuit arrangement for telephone systems with dialer operation to produce favorable working conditions for surge receiving relays during the surge : de en
  • FR754550A - Heat-insulating slats for metal roller blinds and method for their manufacture : en fr
  • FR754580A - : fr
  • DE587656C - Waterproof pouch : de en
  • GB401019A - Improvements in paper containers for liquids : en
  • GB401149A - Process of producing material resembling artificial leather : en
  • FR754608A - Plant fabric in sequins for the extraction and its manufacturing process : en fr
  • FR754413A - Sealing device for multi-stage steam and gas turbine blades : en fr
  • DE587627C - To both sides backing track and rail head elastic roller head for track turning machines : de en
  • DE587691C - The use of paper mats, known per se, filled with chips and air and watertight on both sides, as elastic and watertight basket insert for packing fresh fish : de en
  • FR754372A - Plate clutch : en fr
  • AT135258B - Rotary piston machine. : de en
  • AT135331B - Switching device for automatic opening and closing of the furnace current when tilting electric furnaces. : de en
  • CA336909A - Electrical ore reducing apparatus : en fr
  • GB401339A - Speed indicating arrangement for moving bodies, principally aerial moving bodies : en
  • US1933708A - Venetian blind top rail tilting device : en
  • US1934355A - Oil bearing : en
  • US1933820A - Pumping system for oil burners : en
  • US1934262A - Storage battery terminal clamp : en
  • US1934086A - Stepladder : en
  • AT135248B - Guide roller with fixed, exchangeable trunnions. : de en
  • DK47981C - Device for supplying Crowncork capsules to the rotating work table in a machine for processing such. : da en
  • FI15544A - A method of preventing the spread of carcinogens, especially bed bugs : en fi
  • FR754429A - Fastener inserting machine : en fr
  • FR754513A - : fr
  • DE587799C - Umbrella in which a propeller is provided which can be rotated around the umbrella shaft : de en
  • US1933612A - Internal combustion engine : en
  • US1934256A - Method of making running boards : en
  • US1933659A - Film clip : en
  • US1934029A - Process for treating gaseous mixtures : en
  • US1934639A - Alkaline filler : en
  • FR754415A - Improvements in ovens and similar apparatus and in the transport of materials therein : en fr
  • FR754637A - Improvements to metal shutters : en fr
  • US1933642A - Method of manufacturing para-oxocamphor : en
  • US1933685A - Abrading tool : en
  • US1934631A - Maximum and minimum load limiting device for prime movers : en
  • FR754544A - Improvements to tin cans and other hermetically sealed containers and method of closing such cans : en fr
  • DE587632C - Counting device for displaying dispensed fluids : de en
  • DE587725C - Drum, especially for tanning purposes : de en
  • FR754369A - Waffle iron : en fr
  • GB401143A - Improvements in or relating to vehicles rolling on tracks or rails : en
  • US1933813A - Electric washing machine for cleaning fabric or other woven material : en
  • US1934186A - Pump : en
  • US1934318A - Antiskid device : en
  • US1933675A - Torque-resisting arrangement for multiwheelers : en
  • US1934497A - Tire record device : en
  • US1934648A - Oxidation of alcohols : en
  • DE587827C - Process for the production of highly refractory masses : de en
  • FR754364A - Process for obtaining 6-bromo (chloro) -2, 4 dinitraniline : en fr
  • GB401119A - Improvements in and relating to rail vehicles, and, more particularly, to passenger carriages : en
  • US1934581A - Combination insulator and multiple connecter : en
  • US1933738A - Fruit juice extractor : en
  • US1934204A - Humidifier : en
  • AT135236B - Steel tape for electromagnetic sound recording. : de en
  • CA336866A - Pulp production : en fr
  • CA336867A - Foot pad : en fr
  • CA336907A - Building foundation, etc. : en fr
  • DE587782C - Method for treating wort : de en
  • US1933569A - Cover : en
  • US1934068A - Process for treating synthetic oils : en
  • US1934544A - Door construction : en
  • US1933723A - Poultry waterer : en
  • GB401045A - Improvements relating to engine driven air compressor units : en
  • AT135254B - Link with insertable filler piece for unwelded chains : de en
  • AT135268B - Process and device for reducing the friction work in vehicles, transmissions, screw ships and the like. like : de en
  • US1933617A - Ornamental tie-back holder : en
  • DE587756C - Method and apparatus for the production of helically grooved endless hoses or tubes from strip-shaped paper : de en
  • AT135221B - Mercury vapor rectifier with anodes arranged in sleeves or arms. : de en
  • DE587622C - Tear-off pack for photographic materials in roll form or for plate, sheet film or paper packs : de en
  • DE587933C - Device for changing the pitch of propeller blades : de en
  • GB401201A - Improvements in or relating to advertising or display devices : en
  • DE587501C - Device to avoid self-excitation in multi-stage high-frequency amplifiers : de en
  • GB401113A - A holder for fishing flies, lures or the like : en
  • DE587616C - Arrangement to prevent fluctuations in the torque transmission in fluid clutches or gears according to the Foettinger type : de en
  • DE587657C - Swiveling sink in a sink : de en
  • FR754496A - Device for separating cylindrical objects one by one : en fr
  • US1933735A - Modulation system : en
  • US1933946A - Egg candler : en
  • USD90971S - Design for a base fob a permanent : en
  • GB401134A - Improvements in internal combustion engines : en
  • GB401176A - Improvements in or relating to screening apparatus : en
  • GB401219A - Brake operating mechanism particularly applicable to double hand-brakes of cycles : en
  • US1933729A - Closure means for coking retorts : en
  • CA336974A - Trailer reach : en fr
  • US1933582A - Lubrication : en
  • USPP80P - Yellow rose : en
  • AT135363B - Hoof shoeing for two-hoofed animals (claw shoeing). : de en
  • CA336987A - Railway car : en fr
  • US1934100A - Production of neat s-fooff : en
  • DE587888C - Process for the direct production of pure hydrogen peroxide : de en
  • DE587948C - Clock with two minute hands : de en
  • FR754676A - Maximum current base circuit breaker : en fr
  • FR754574A - Dynamo ball bearing improvements for cycle lighting : en fr
  • GB401115A - Improvements in pulverizing mills : en
  • US1933984A - Vertically and laterally shiftable window : en
  • US1934315A - Air blown asphalt product : en
  • US1933684A - Automatic oiling system : en
  • CA336916A - Electric current rectifying system : en fr
  • CA336969A - Stocking knitting machine : en fr
  • US1933655A - Garden hose guide : en
  • US1934168A - Textile machinery spool and core : en
  • AT135354B - Process for sensitizing photosensitive halogen silver emulsions for green to red. : de en
  • DE565290C - Method for closing bottles or the like and machine for carrying out the method : de en
  • DE576517C - Device for achieving a controllable downtime of hydraulically moving tool parts, in particular grinding machine parts, when reversing : de en
  • DE587803C - Device for determining the fatigue strength of hollow vessels, in particular glass bottles : de en
  • US1934187A - Electrical means for testing translucent materials : en
  • DE587764C - Automatic ring disc : de en
  • DE587818C - Process for the production of oxygen-containing organic compounds by catalytic reduction of carbon monoxide with hydrogen at elevated temperature and under high pressure : de en
  • DE587832C - Process for the production of corrugated thin-walled metal pipes : de en
  • GB401174A - Improvements in or relating to cigarettes : en
  • US1933599A - Picker system and process : en
  • US1934546A - Window having frames and metal sashes : en
  • USD90983S - Design fob a windshield wiper motok : en
  • AU991132A - Improvements in or relating tothe manufacture of articles of or containing rubber or similar material : en
  • DE587655C - Protective cap for glasses : de en
  • US1933699A - Flue gas cleaning apparatus : en
  • US1934409A - Method and apparatus for electrically welding pipe : en
  • AT135247B - Fountain pen. : de en
  • DK47997C - Air circulation device for tiled stoves and the like. : da en
  • AT135375B - Hydraulic tilting device, in particular for motor vehicles. : de en
  • CA336876A - Hair waving heater : en fr
  • US1933831A - Photographic printing apparatus : en
  • US1934265A - Oil burner attachment : en
  • US1934447A - Means and method of electrical prospecting : en
  • GB401166A - Improvements in or relating to electric circuit interrupters : en
  • GB402055A - Improvements in or relating to the production of porous materials : en
  • GB401066A - Device for tempering sheets of glass, of steel and other material by jets of gaseousfluid : en
  • GB401106A - Improvements in or relating to apparatus for measuring loads and fluid pressures : en
  • US1933748A - Process for treating hydrocarbon oils : en
  • US1934474A - Recovery of sulphur from roaster gases : en
  • US1934173A - Tire chain : en
  • CA337025A - Centrifugal pump side plate : en fr
  • AT135282B - Circuit arrangement for telecommunications systems with several stations on one line. : de en
  • DE587840C - Overhead line disconnector : de en
  • US1933790A - Gas burner : en
  • FR754541A - Portable ashtray : en fr
  • DE587833C - Stapling or nailing device with saddle-free clip channel for U-shaped clips or pins : de en
  • FR754385A - Orthopedic article such as a sleeve, bra or the like : en fr
  • GB401309A - New coating compositions : en
  • AT135361B - Ice skate. : de en
  • AU854632A - Improvements in and relating to cathode ray tube apparatus : en
  • DK47988C - Large locomotive with diesel-electric power plant. : da en
  • FR754508A - Improvements to printing or recording machines : en fr
  • US1933864A - Valve construction : en
  • US1934259A - Sewing machine : en
  • US1934592A - Cast product embodying material of low specific gravity : en
  • DE587584C - Process for pickling vegetable or silk fibers with chromium : de en
  • DE587822C - Process for the production of indirectly heated cathodes : de en
  • GB401091A - Improvements in or relating to hinges for spectacle frames : en
  • CA337019A - Draft rigging : en fr
  • US1933892A - Roller bit : en
  • AT135312B - Coat hook that can be pulled out of the wall. : de en
  • CA336940A - Deion circuit breaker : en fr
  • DE587980C - Device for controlling the partial motor speed in electric multi-motor drives : de en
  • FR754417A - Water heater for locomotives : en fr
  • US1934107A - Advertising apparatus : en
  • US1934087A - Lumber straightening device : en
  • US1933583A - Trimming machine : en
  • US1934093A - Method of obtaining low boiling oils from higher boiling oils : en
  • CA336947A - Electrical resistance device : en fr
  • US1933576A - Manufacture of bracelets : en
  • DE587866C - Apparatus for the production of photographs, in particular of high-gloss photographs : de en
  • GB401034A - Improvements in lighting appliances : en
  • AT135210B - Bed divan. : de en
  • DE586949C - Drive for toys : de en
  • US1934238A - Method of operating internal combustion engines : en
  • US1934599A - Microscope objective : en
  • AT135287B - Device for synchronizing cathode ray recorders. : de en
  • AT135378B - Car bodies, in particular for motor vehicles. : de en
  • FI15530A - Vals for manglar and dlik : en fi
  • AT135301B - Process and device for the production of even ingots, which cool down in accordance with the casting process, as individual blocks or in the form of continuous strands. : de en
  • FR754588A - Optical printer for sound films : en fr
  • US1933760A - Brush lifting device : en
  • US1933780A - Train control system : en
  • US1934564A - Process of manufacturing oleomargarine or butter substitute : en
  • FR754493A - Electric striking clock : en fr
  • DE587605C - Roofing : de en
  • DE587941C - Aiming device for guns : de en
  • FR754362A - Hydraulic transmission device, in particular for controlling the brakes of a motor vehicle : en fr
  • US1934218A - Novelty display cover and container : en
  • DE587779C - Zipper : de en
  • DE588066C - Switch with arc extinguishing by flowing compressed gas : de en
  • GB401123A - Improvements in or relating to railway track members : en
  • GB401368A - Improvements in insulating electrical conductors : en
  • AT135416B - Process for the production of sound film copies of predetermined gamma value. : de en
  • DE587682C - Handle for handlebars on bicycles : de en
  • US1934569A - Umbrella : en
  • US1933713A - Power driven valve operator : en
  • US1934395A - Indicator attachment : en
  • DE587568C - Device for releasing the leaf in loose leaf looms : de en
  • US1934167A - Core for textile machinery spools : en
  • US1933639A - Apparatus for use in the manufacture of laminated glass : en
  • US1934304A - Mixing device : en
  • US1933545A - Portable talking picture projector for motion picture projection machines : en
  • US1933925A - Balancer : en
  • AT135379B - Rear bumper, in particular for motor vehicles. : de en
  • AT135265B - Fluid coupling or transmission of the kinetic type. : de en
  • FR754406A - Cabinet with open drawer usable, in particular for disc motor and support of t stations. s. f. : en fr
  • US1933647A - Announcing device : en
  • US1934357A - Fluxing device for lock and lap seam bodymakers : en
  • CA336961A - Liquid dispenser : en fr
  • FR754383A - Improvements to illuminated police numbers for automobiles : en fr
  • US1934370A - Filing drawer : en
  • US1934052A - Spectacles : en
  • US1934279A - Fusible link : en
  • US1933768A - Friction controlled spring : en
  • US1933941A - System for feeding complex antenna systems : en
  • US1933733A - Infant incubator : en
  • US1933673A - Support for combination bridge lamps, bird cages, and the like : en
  • GB400985A - Improvements in electrical measuring or relay apparatus, particularly for high potential circuits : en
  • CA336928A - Gasket attaching means : en fr
  • DE587481C - Road vehicle used to move railroad cars : de en
  • CA336999A - Telephone system : en fr
  • AT135278B - Device for eliminating inductive interference in low-voltage cables from neighboring high-voltage lines. : de en
  • US1934484A - Camera : en
  • USD91002S - Design for an air circulator : en
  • US1934266A - Waterproof joint : en
  • AT135409B - Method and device for changing the effective length when scanning sound recording media. : de en
  • US1934589A - Method of and apparatus for making reenforced sheets : en
  • US1934661A - Steam power plant : en
  • US1934051A - Lubricating system for sleeve valve engines : en
  • DE587514C - Sheet feeding device for printing machines : de en
  • DE587775C - Process for the production of liquid fuels for internal combustion engines : de en
  • FR754543A - Control device for grid-operated discharge vessels filled with gas or steam : en fr
  • US1933897A - Apparatus for transfer of heat : en
  • DE587721C - Process for gasifying solid fuels by melting ashes : de en
  • FR754483A - Improvements in processes for applying metallic coatings to chromium and chromium alloys : en fr
  • GB401142A - Improved process for the preparation of higher ethers : en
  • AT135229B - High resistance. : de en
  • AT135250B - Backpack. : de en
  • US1934219A - Frequency changing system : en
  • US1933983A - Bust bodice or brassiere : en
  • AT135310B - Mat, runners, especially shoe scrapers, bath mats or the like formed from individual strips spaced apart from one another by spacers. : de en
  • AU266444B2 - Production of filaments and fibers of poly gamma methyl glutamate : en
  • CA336997A - Cash register : en fr
  • US1933773A - Rectifier system : en
  • US1933851A - Electric furnace : en
  • US1933950A - Method of shellfish culture : en
  • US1934319A - Emergency key holder : en
  • FR754401A - Pipe wrench : en fr
  • GB401128A - Improvements in and relating to electric lamps : en
  • US1933814A - Stock consistency control : en
  • US1934116A - Method and mechanism for agitating concrete : en
  • AT135290B - Time counters for telephone subscriber stations. : de en
  • US1933625A - Mulching hoe : en
  • US1934341A - Seal : en
  • AT135388B - Disc clutch, in particular for gearboxes for motorcycles. : de en
  • DE587687C - Device for the energy supply of electric ignition devices with capacitors as ignition current carriers : de en
  • DE588068C - Fluid switch with conductive switching fluid : de en
  • FR754660A - Drying improvements for construction timber and other materials : en fr
  • US1933557A - Edible preparing machine : en
  • US1934056A - Art of and apparatus for converting hydrocarbons : en
  • DE587934C - Rim sprung against the hub by leaf springs : de en
  • GB401192A - Recording of sound : en
  • GB401311A - Improvements in or relating to television or like systems : en
  • US1933840A - Stamp vending machine : en
  • USD90993S - Design for an emblem holder for : en
  • DE588040C - Process for the pretreatment of hot gases to be cleaned electrically : de en
  • US1933558A - Window construction : en
  • US1934454A - Oil blast circuit breaker : en
  • DE587735C - Procedure for operating copper converters : de en
  • US1934009A - Azodyestuff : en
  • US1934533A - Sign frame : en
  • DE587880C - Heavy-duty variable resistance consisting of a resistive layer applied to insulating material : de en
  • DE588037C - Washing machine : de en
  • FR754438A - Process for avoiding the reduction of moment of resistance in sheet piles whose assembly joints are located in the outer zone of the wall : en fr
  • GB401231A - Improvements in or relating to devices for adjusting the angular registration of machine units driven from main shafts : en
  • US1934047A - Method of making decorated tubular objects : en
  • US1934471A - Apparatus for packaging articles : en
  • AT135402B - Automatic tube closure. : de en
  • CA336854A - Concrete stabilizing process : en fr
  • FR754488A - Improvements to sewing machine shuttle carriers : en fr
  • FR754451A - Basement loosening machine : en fr
  • GB401105A - Improvements in or relating to fountain pens : en
  • US1934111A - Grass seed harvester : en
  • DK47976C - Insulation material and insulation bodies made therefrom and methods of insulating with such. : da en
  • DE586862C - Locomotive with two diesel engine generator sets : de en
  • FR754511A - Assembly for diesel-electric motor vehicles : en fr
  • DE587552C - Perforating and punching device : de en
  • DE588059C - Electromagnetically operated point setting device : de en
  • FR754684A - Improvements in the hydrolysis of organic esters : en fr
  • GB400984A - Improvements in or relating to a method of producing sodium aluminate solutions : en
  • US1933804A - Regeneration of photographic developers : en
  • FR754392A - Hangar for airplanes or aircraft : en fr
  • GB401317A - Improvements in or relating to circular knitting machines : en
  • GB401054A - Apparatus for charging gases with radio-active emanations and introducing them into the organism by injection, insufflation or the like : en
  • GB401121A - Improvements in and relating to process and apparatus for the production of nitrates : en
  • US1934267A - High gelatinating colloidal compound : en
  • GB401216A - Improvements in melting pots for matrix composing and line casting machines : en
  • US1934061A - Electromechanical resonator : en
  • FR754561A - Device for grilling in gas stoves : en fr
  • FR754613A - Gas turbine with explosion : en fr
  • GB400996A - Improvements in processes for the hydrolysis of organic esters of cellulose : en
  • GB401140A - Improved pistol for the atomisation and projection of fusible materials : en
  • DE588005C - Security lock, such as box lock, mortise lock, central bolt lock, etc. Like., for safes, safe doors and valuables of all kinds : de en
  • US1933953A - Means for making composite photographs : en
  • CA337031A - Motor vehicle safety device : en fr
  • US1934522A - Burial vault : en
  • DE587873C - Cleaning and disinfection device for garbage and waste materials and their containers : de en
  • FR754376A - So-called "adjustable" cathode with transverse deviation : en fr
  • US1934601A - Grinding machine : en
  • US1934457A - Cut-out : en
  • AT135213B - Process for the production of castings from iron or steel, in particular from alloyed castings with increased resistance to fire, acids and alkalis. : de en
  • AT135239B - Gliding ship. : de en
  • AT135362B - Tobacco feeding device for cigarette machines. : de en
  • AT135341B - Process for the production of clear condensation products from formaldehyde, urea and thiourea. : de en
  • US1933635A - Air conditioning apparatus : en
  • US1934587A - Gasoline nozzle : en
  • USD90974S - Design fob a stand fob a haie curl : en
  • US1933860A - Truss weld system : en
  • US1934451A - Ultra-violet sensitive layer : en
  • AT135394B - Gripper assembly for motor vehicle wheels. : de en
  • DE587808C - With water-cooled cavities between the roller shell and the roller core provided with a friction roller for roller mills : de en
  • US1933638A - Method of manufacturing closed link brake hangers : en
  • US1934483A - Fuse support : en
  • FR754594A - Turbo-electric marine propulsion installation : en fr
  • GB401668A - Improvements relating to removable film magazines for motion picture cameras : en
  • DE588013C - Schuettelrutschenverbindungen with a mating member that is inserted in a trough of one end of the slide : de en
  • DE587624C - Clutch for outboard motors : de en
  • DE587646C - Heat exchange device, in particular feed water preheater : de en
  • FR754584A - Practical opening device for metal cases without a key : en fr
  • US1934274A - Pen point : en
  • CA336926A - Metallic composition : en fr
  • US1934242A - Purification of gas : en
  • AT135357B - Single or multi-deck aircraft. : de en
  • US1933979A - Oscillator circuit : en
  • US1934263A - Refractory : en
  • AT135261B - Rotary lobe compressors. : de en
  • CA336992A - Sound reproducing diaphragm : en fr
  • DE587857C - Injection device for internal combustion engines : de en
  • FR754373A - Improvement in automatic clutches : en fr
  • FR754698A - : fr
  • AT135382B - Process for the production of highly relief-like embossments on plate-shaped, plastic or thermoplastic, in particular celluloid-like materials. : de en
  • CA336946A - Resistance element : en fr
  • GB401328A - Improvements in or relating to photographic cameras with telemeters : en
  • IE12217L - Rotary drying machines : en
  • AT135349B - Preparations for cleaning, disinfecting and deodorising utensils in the butcher's and smokers' trade. : de en
  • US1934543A - Press for paper machines including screen faced roll : en
  • US1934594A - Container opener : en
  • CA337024A - Winding machine : en fr
  • GB400998A - Improvements in or relating to the recovery of sulphur dioxide from gas mixtures : en
  • USD90978S - Design for a handle fob kitchen : en
  • DE587783C - Brush handle : de en
  • CA337034A - Pulp article making machine : en fr
  • FR754454A - Assembly of steering units for motor cars comprising a central spar : en fr
  • US1933550A - Typewriting machine : en
  • AT135373B - Letter game. : de en
  • US1933927A - Electrical cooking utensil : en
  • US1933982A - Splash guard : en
  • US1934328A - Seam for sewed articles : en
  • AT135292B - : de en
  • CA336952A - Photographic negative system : en fr
  • CA336981A - Dispenser : en fr
  • US1934235A - Friction brake for vehicles and the like : en
  • US1934559A - Battery terminal : en
  • CA336910A - Folding furniture : en fr
  • US1934621A - Bread slicing machine : en
  • US1933966A - Engine cowling : en
  • US1933886A - Automatic control for web replenishing mechanism : en
  • US1933809A - Pressure lubricating apparatus : en
  • US1933945A - Production of urethane substances : en
  • DE587670C - Device for guiding sound films at the control station : de en
  • US1934223A - Mounting for rear-vision mirrors : en
  • DE587981C - Brokerage of contacts for exchangeable fuses, especially in high voltage systems : de en
  • GB401257A - A process for increasing the fibre production per unity of area and time of agave-species by means of waste-products of agave and/or gassave and/or other manufactories of cultrue industry being transported in water : en
  • US1933776A - Multi-ply bag and method of producing same : en
  • US1934469A - Alternating current self-excited commutator type generator : en
  • AT135277B - Device for the operation of electric rail vehicles equipped with direct current compound motors. : de en
  • FR754557A - Centrifugal mechanical rocket : en fr
  • US1933803A - Hygrometer : en
  • US1934455A - Shoe fastener : en
  • AT135358B - Device for stringing tennis rackets u. like : de en
  • AT135370B - Friction wheel lighter. : de en
  • DK47966C - Foldable Box. : da en
  • GB401193A - Motion picture apparatus : en
  • US1933904A - Garage door operating mechanism : en
  • US1933921A - Hood latch : en
  • US1934190A - Presser foot for sewing machines : en
  • AT135317B - Economy bucket. : de en
  • US1934070A - Coffee maker : en
  • AT135445B - Process for the production of foam-developing preparations. : de en
  • US1934412A - Radio receiving circuit : en
  • AT135299B - Cable termination. : de en
  • DE587937C - Process for automatic tap closure on rotating counter-pressure bottle filling machines : de en
  • FR754448A - Improvements to movable mirror measuring devices : en fr
  • FR754593A - Improvements in photoelectric devices : en fr
  • US1934577A - Flux box gate : en
  • US1933958A - Artificial skull : en
  • USD90981S - Design for a cake box : en
  • AT135252B - Method and device for pre-breaking the closure part of paper vessels. : de en
  • CA336885A - Tension device : en fr
  • DE587645C - Process for the preparation of thymol (3-oxy-1-methyl-4-isopropylbenzene) : de en
  • DE587973C - Rough bodies for roughening textiles : de en
  • FR754446A - Sticky composition and process for its manufacture : en fr
  • US1934329A - Deep boring apparatus : en
  • US1934003A - Check printing mechanism foe cash : en
  • US1934197A - Powder dispensing device : en
  • US1934400A - Frequency control system : en
  • US1933670A - Oil burner foot : en
  • AT135364B - Liquid syringes, in particular for plant protection. : de en
  • US1933762A - Paper fastener : en
  • US1934485A - Treatment of formamide : en
  • US1933878A - Aeronautical roof sign : en
  • AT135307B - Measuring drum for flowing media, which is rotated by the weight and the displacement of the liquid in it. : de en
  • US1934180A - Blower mill : en
  • US1934351A - Apparatus for making shoes : en
  • AT135380B - Automatic coupling for pull pipelines. : de en
  • FR754412A - Process for the production of lead glazes : en fr
  • GB401158A - Improvements in knot-forming mechanism : en
  • US1934506A - Control system : en
  • US1934001A - Production of hydrocarbon products : en
  • DE587553C - Cylinder mold paper machine : de en
  • US1933564A - Bonding rail : en
  • DE587904C - Device for the heat treatment of body cavities : de en
  • DK47980C - Welding powder. : da en
  • US1933606A - Air separator : en
  • US1933847A - Hair waving heater : en
  • CA336996A - Dyeing process : en fr
  • US1933715A - Manufacture of synthetic resins : en
  • US1934008A - Fire fighting apparatus : en
  • US1934210A - Artificial leg : en
  • US1933943A - Piston construction : en
  • US1933726A - Combination hot water boiler and heater : en
  • US1934045A - Self-opening and closing mouthpiece for collapsible tubes : en
  • USPP79P - Rose : en
  • AT135298B - Electric machine with cooling elements arranged on the housing surface. : de en
  • AT135295B - Method for regulating variables that are under the influence of several adjusting devices, in particular for regulating the output of several power generators. : de en
  • CA336949A - Quick freezing process : en fr
  • US1934022A - Pipe-fitting : en
  • CA336936A - Constant potential device : en fr
  • US1933918A - Refrigerating apparatus : en
  • AT135309B - Self-closing hinge. : de en
  • AU988732A - Automatic alarm mechanism for attachment to drain trays ofice-chests orthe like : en
  • CA336990A - Grain deflector : en fr
  • DE587911C - Floor corner molding : de en
  • CA337007A - Typewriter : en fr
  • US1934405A - Painting device : en
  • DE587871C - Safety device for self-loading weapons : de en
  • CA336912A - Safety ash tray : en fr
  • US1934014A - Soldering kit receptacle : en
  • US1934674A - Distillation and the like : en
  • US1933690A - Controlling apparatus for highway crossing signals : en
  • US1933973A - Motor car stabilizer and safety brake : en
  • AT135426B - Device on embroidery machines for mirroring designs. : de en
  • CA336942A - Illumination apparatus : en fr
  • CA336930A - Floor or roof slab : en fr
  • AT135233B - Device for internal load distribution between parallel working power plants. : de en
  • CA336900A - Printing press : en fr
  • DE587747C - Procedure for spraying liquids : de en
  • DE587979C - Antenna for submersibles in underwater use : de en
  • US1934456A - Connection : en
  • US1934392A - Power transmitting apparatus : en
  • US1934563A - Bearing : en
  • AT135296B - Arrangement for setting the immersion depth of the immersion ignitions in metal vapor rectifiers. : de en
  • DE587593C - Compressed air drive for electrical switches with main air supply and portable auxiliary air container : de en
  • DE587770C - Circuit arrangement for telephone systems for two-wire connecting lines : de en
  • US1934530A - Machine tool : en
  • US1933858A - Regulating system : en
  • FR754622A - Electric timepiece : en fr
  • US1933956A - Method of manufacturing spoked wheels : en
  • US1934176A - Spool and holder therefor : en
  • US1933930A - Disk brake : en
  • US1934096A - Combined leveling and framing tool and protractor : en
  • AT135411B - Zipper. : de en
  • GB401298A - Improvements in or relating to the treatment of hydrocarbons : en
  • US1933654A - Driving device operated by the weight and muscular force of the human body : en
  • AT135390B - Adapter coupling. : de en
  • FR754387A - Process for manufacturing dyes and dyes obtained by this process : en fr
  • US1933957A - Spring leaf arching machine : en
  • US1934360A - Traveling bag : en
  • US1933913A - Hair waving protector : en
  • CA336878A - Carpet suction sweeper : en fr
  • AU1042332A - A machine for grinding and concentration of minerals : en
  • CA336893A - Pump or syringe apparatus : en fr
  • DE587961C - Device for controlling two or more continuous wood grinders driven by a common motor : de en
  • DE587912C - Floor corner molding : de en
  • US1933774A - Electrical motor and method of starting the same : en
  • US1933552A - Holder for autocollimators : en
  • US1933593A - Method of forming rolled metal articles : en
  • US1933705A - Method of making connecters : en
  • US1934615A - Cushion : en
  • USD90992S - Design for an automobile radiator : en
  • US1934065A - Method of making lined nozzles : en
  • DE587877C - Control and safety device for gas-heated absorption refrigerators : de en
  • US1933584A - Window screen : en
  • US1933812A - Perpetual calendar of the roller type : en
  • US1933894A - Tool box : en
  • DE587660C - Device for sealing the gap between the door and the floor : de en
  • AT135226B - Device for searching for watermarks, cracks and the like Like in postage stamps. : de en
  • AT135337B - Process for solubilizing vegetable tanning residues. : de en
  • DE587795C - Overload bars, short-circuit-proof fuse cartridge : de en
  • CA336939A - Temperature control device : en fr
  • US1933681A - Knitting machine : en
  • DE587608C - Vulcanization accelerator : de en
  • GB401327A - Improvements in or relating to the sizing and finishing of cotton or like yarns : en
  • GB401319A - Improvements in and relating to intermediate frequency transformers for use in wireless reception : en
  • AT135243B - Hair curlers. : de en
  • AT135383B - Device for actuating the throttle and clutch linkage of motor vehicles with one foot. : de en
  • AT135374B - Stub ejector for cigar or cigarette holders. : de en
  • US1934343A - Sewing machine attachment : en
  • US1933683A - Production of butyl and isopropyl alcohols : en
  • US1933862A - Holder for edibles and general merchandise : en
  • US1933920A - Hood latch : en
  • US1934640A - Satin white : en
  • US1934348A - Transporting means for heavy machines : en
  • US1934424A - Dished artillery wheel stamping : en
  • US1934657A - Carbocyanine dyes and method of preparing them : en
  • US1933792A - Engraving : en
  • US1934163A - Front wheel drive mechanism : en
  • US1934641A - Satin white : en
  • CA336901A - Fertilizer applicator : en fr
  • CA336903A - Cracker manufacturing machine : en fr
  • CA336894A - Iodine producing process : en fr
  • FR754500A - Ignition device with hollow center electrode and valve : en fr
  • AT135415B - Device intended for electrical musical instruments for controlling the frequency and for coupling alternating current and voltage generators. : de en
  • CA336920A - Logging bummer : en fr
  • US1934278A - Water cooled oiling system for ball bearings : en
  • US1934286A - Pontoon bridge : en
  • US1934555A - Sanding machine : en
  • US1934558A - Diaper : en
  • CA336871A - Remote control apparatus : en fr
  • AU990932A - Improvements in electric welding apparatus : en
  • DE587906C - Daybed with a reversible seat that swings around a fixed axis : de en
  • FR754402A - Improvements to combined speedometer tachometers : en fr
  • AT135235B - Valve control for locomotive and ship steam engines. : de en
  • AU985332A - Improvements in or relating tothe application of coating substance : en
  • FR754465A - Brush back : en fr
  • US1933970A - Frequency divider : en
  • AU1056432A - Improvements relating to wheels : en
  • CA337028A - Sifter : en fr
  • FR754664A - Process for the preparation of catalysts : en fr
  • US1933909A - Pitman : en
  • CA337022A - Oil cracking process : en fr
  • GB401163A - Bottle cap and method of manufacture thereof : en
  • GB401178A - Improvements in apparatus for measuring densities or opacities : en
  • US1933855A - Animal snare : en
  • US1933977A - Dentifrice preparation : en
  • DE587793C - Process for the step-by-step introduction of rapid protection systems with the line resistance monitoring minimum relay in line networks : de en
  • FR754663A - Strawberry enhancements : en fr
  • FR754673A - Lenticular network film : en fr
  • US1934042A - Dental apparatus : en
  • DE587641C - Clip-in files with U-shaped locking springs made of wire, arranged in edge slots, for the pins of the binder : de en
  • FI15528A - Sports blouse with chest and shoulder reinforcement : en fi
  • FI15557A - Anordning vid slutna plåtkärl exempelvis konservdosor : en fi
  • DE587652C - Process for the preparation of monoazo dyes : de en
  • DE587776C - Pattern device for circular knitting machines : de en
  • GB401151A - Improvements in illuminated signs : en
  • AT135314B - Chair. : de en
  • US1934578A - Print handling apparatus : en
  • US1934630A - Circuit breaker : en
  • US1933944A - Enameling fixture : en
  • US1933963A - Process for coating paper : en
  • US1933986A - Condensation product of polyvinyl alcohol with cyclic ketones and a process of preparing it : en
  • FR754533A - Microscope frame : en fr
  • GB401217A - Improvements relating to foundry moulding sands : en
  • CA336982A - Water boiler : en fr
  • GB401025A - Improvements in or relating to base exchange water softeners : en
  • AU1031632A - Improved process and composition for the treatment of dyed fabrics : en
  • FR754501A - Method and device for slicing bone-in meats : en fr
  • AT135372B - Die setting and line casting machine with die rods that are freely suspended on wires in a circuit. : de en
  • CA337009A - Ammonia sulphate manufacture : en fr
  • US1934666A - Roofing : en
  • FR754422A - Improvements to folding boxes : en fr
  • GB400983A - Improvements in and relating to photographic cameras : en
  • DE587591C - Process for producing an optical modulator by photographic reproduction : de en
  • DE587806C - Joint for cardan shafts : de en
  • DE588090C - Process for scrubbing pitch from coal distillation gases : de en
  • AT135266B - Rotating hydraulic servo motor. : de en
  • CA336881A - Solid fuel burner apparatus : en fr
  • US1934428A - Stove : en
  • DE587701C - Gearbox to determine the ratio of two speeds or two measured quantities converted into speeds for measuring, tariff, protection, regulating devices or the like. : de en
  • GB401137A - Manufacture of easily soluble ester-salts of leuco-vat-dyestuffs : en
  • US1934380A - Filing cabinet : en
  • US1934077A - Method of shearing and reforming continuous joint bars : en
  • US1934134A - Tack pointed flanged joint fastener : en
  • FR754669A - Cosmic filter : en fr
  • GB401075A - Improvements in rollers for ground ropes of trawl nets : en
  • GB401065A - Improvements in or relating to shock absorbers for vehicles : en
  • DE587856C - Control slide for two-stroke internal combustion engines : de en
  • DK47991C - Idle control for internal combustion engines, especially for use in automobiles. : da en
  • DE587718C - Rectifier for high-voltage alternating current with a synchronously moving circuit breaker arranged in a high vacuum vessel : de en
  • DK47970C - Combined Washing and Twisting Machine. : da en
  • DE587802C - Process for the production of aluminum and aluminum alloys from alumina : de en
  • AT135352B - Process for making paper and similar substances impermeable, and goods made therefrom. : de en
  • AT135444B - Arrangement for generating high-frequency modulated ultrashort electrical waves. : de en
  • GB401061A - Improvements in or relating to variable speed friction gears : en
  • GB401322A - Improvements in or relating to coffee making apparatus : en
  • DE587650C - Milliampere second meter for longer duty cycles, e.g. B. for performance measurement with X-ray recordings : de en
  • GB401196A - Improvements relating to sliding seats : en
  • DE587754C - Scissors for cutting rolling stock : de en
  • FR754431A - Refrigeration device for mills and crushers : en fr
  • US1933611A - Automatic water heater : en
  • US1934513A - Veterinary obstetrical instrument : en
  • FR754554A - Welded sheet metal frame for heat engines : en fr
  • FR754646A - Sliding bracket for motor vehicle contour lights : en fr
  • FR754370A - Stepless gear change mechanism : en fr
  • FR754497A - Device for conveying flexible wires, for example filaments of incandescent lamps or electric discharge tubes, to a workstation : en fr
  • GB401215A - Carton or package for fine granular materials : en
  • DE587878C - Circuit arrangement for suppressing the number of toll-free connections in telephone systems with dialer operation : de en
  • FR754443A - Apparatus for making a mixture of cement and water : en fr
  • DE587698C - Metal dry rectifier : de en
  • DE587548C - Radial bearings with tiltable bearing blocks : de en
  • DE587649C - Electrical resistance : de en
  • US1934159A - Filter : en
  • US1934445A - Drink mixer : en
  • DK47975C - Weeding machine. : da en
  • US1934537A - Method of making tension wheels : en
  • GB401156A - Improvements in or relating to exhaust heated carburetting apparatus for internal combustion engines : en
  • GB400990A - Improvements in or relating to the vulcanization of rubber : en
  • GB401276A - Improvements in and relating to methods of moulding articles : en
  • US1934493A - Selector control mechanism : en
  • US1934507A - Motor control system : en
  • FR754442A - Device for setting a film reproducing apparatus to a determined length of film to be fed by the apparatus : en fr
  • FR754652A - Rear loading hygienic household waste bin : en fr
  • GB401048A - Improvements in or relating to bicycle frames : en
  • US1934644A - Filing cabinet : en
  • AT135230B - Device for selective shutdown of power supplies. : de en
  • DE587710C - Blowdown valve : de en
  • FR754499A - A method of unblocking clogged drains such as those of sinks, wash basins and the like : en fr
  • GB401248A - Improvements in or relating to heating radiators operated by hot water circulation : en
  • US1934547A - Manufacture of rubber articles : en
  • CA336979A - Dispenser : en fr
  • US1933746A - Toilet seat : en
  • US1934388A - Automatic control apparatus : en
  • US1934453A - Milk bottle shipping container : en
  • AT135406B - Flushing device for combustion residues from combustion systems. : de en
  • AT135345B - Bang toys. : de en
  • DE588004C - Tensioning device for the movement belt for sliding windows that is attached to the counterweight at both ends : de en
  • FR754629A - Movable roller straightening machine : en fr
  • US1933777A - Lifting jack : en
  • US1934372A - Folding table top : en
  • US1933537A - Hood supporting structure for baby carriages : en
  • US1933678A - Packing box with circulating cooling water : en
  • GB401101A - Improvements in machines for making fabric tubes : en
  • US1933896A - Headlight construction : en
  • AT135241B - Connection device for electric irons. : de en
  • CA337037A - Card and envelope tray : en fr
  • GB401214A - Improvements in or relating to devices for hammering in nails : en
  • USD90987S - Design for a shoe heel : en
  • DK47986C - Procedure for Manufacturing Lynlaase. : da en
  • AT135435B - Needle changing device for gramophone reverb boxes. : de en
  • US1934397A - Latching mechanism : en
  • DE553623C - Pilgrim tube rolling mill : de en
  • GB401251A - Improved means for preventing the falsification of cheques, receipts and the like : en
  • US1934604A - Refrigerator : en
  • US1933833A - Stenotype machine : en
  • US1934244A - Fuse link : en
  • US1934323A - Grave vault handle : en
  • AT135440B - Presser foot for sewing machines. : de en
  • AU920232A - Improvement in concentration of ores by flotation : en
  • DE587700C - Process for the production of objects from natural or artificial, optionally transshipped aqueous rubber dispersions by means of alternating current electrophoresis : de en
  • US1933816A - Cushion : en
  • US1934406A - Separating apparatus and method : en
  • AT135417B - Device for advancing a tape or wire-shaped body, for example in a device for recording or playing back sound films. : de en
  • AT135212B - Device for finding the keyhole with the help of a luminous ring surrounding it. : de en
  • AT135343B - Process for the preparation of water-soluble metal complex compounds. : de en
  • AT135419B - Electrical signaling device with a vibrating membrane. : de en
  • AT135271B - Injection carburetor with an acceleration pump that is actuated in response to the adjustment of the throttle valve. : de en
  • US1933842A - Electric clock movement : en
  • US1934053A - Lubricating system and apparatus : en
  • US1934215A - Protective relay : en
  • US1934385A - Vehicle : en
  • US1934126A - Connecter : en
  • US1934450A - Process for the manufacture of cellulose acetate and product thereof : en
  • FI15552A - Förfaringssätt och anordning för upptagning av uppslammade fibrer i pappersindustrin eller a. Dyl. : en fi
  • AT135405B - Method and device for placing elastic caps on bottles. : de en
  • US1933632A - Combination humidifier, cigar lighter, and ash tray arrangement : en
  • US1933975A - Process of preparing acylated phenols : en
  • DE587766C - Process for the production of long pipes from fibrous materials and plastic masses, e.g. asbestos cement, by centrifugation : de en
  • FR754641A - Movable grille with air chambers blown from below to divide the air supply into zones : en fr
  • FR754696A - Improvements to wooden beds : en fr
  • GB401222A - Improvements in and relating to turret lathes : en
  • US1934550A - Pavement form spader : en
  • US1934598A - Lock strip license tag : en
  • GB401238A - Improvements in or relating to pencil sharpeners : en
  • FI15539A - Kokapparat : en fi
  • DE587727C - Mouth opener : de en
  • DE588030C - Method for painting steel strip strips, in particular corset rods : de en
  • FR754379A - Piano or similar instrument with electric transmission and amplification of music : en fr
  • US1933948A - Fan wheel : en
  • GB401155A - Improvements in magazine razor : en
  • DE587638C - Corrosion-proof fermentation and storage vessel for the fermentation industry : de en
  • GB401077A - Improvements in or relating to devices or apparatus for emulsifying, atomizing or spraying liquids : en
  • GB401148A - Process and apparatus for producing a pressure medium : en
  • AT135260B - Oil cooling device on internal combustion engines. : de en
  • US1934109A - Clutch : en
  • FI15541A - Ballonteodolite : en fi
  • FI15529A - Work blouse with breast, shoulder and elbow reinforcement : en fi
  • GB401014A - Improvements in or relating to axle-boxes : en
  • DE587811C - Ink eraser : de en
  • FR754405A - Improvements made to the frames of cookers enclosing ceramic tiles : en fr
  • FR754585A - Vane propeller : en fr
  • FR754630A - Suspension device for chair seats and similar furniture : en fr
  • FR754692A - Process and tooling for the manufacture of tubes or metal wires lined or formed from several tubes or elementary wires joined together : en fr
  • DE587845C - Safety device for the gas manifold of a central generator system : de en
  • FR754720A - Improvements to electrical signaling systems : en fr
  • US1934665A - Timing relay element : en
  • DK47992C - Close Liquid Openers for Liquid Containers. : da en
  • DK47999C - Method and apparatus for shaking concrete mass and the like. : da en
  • GB401310A - Improvements relating to systems for controlling electric motors : en
  • US1934541A - Adjustable stop mechanism for yarn measuring spool winders : en
  • AT135208B - Computing device. : de en
  • US1933825A - Bone spike or peg : en
  • US1934243A - Fuse link : en
  • CA337021A - Locking device : en fr
  • FR754512A - Motor vehicle apron : en fr
  • GB401104A - Improvements in or relating to beacons : en
  • AT135413B - Method and device for automatically dividing the connecting material, such as. B. tape, gauze, threads or the like. On the back of continuously stapled books, brochures or the like. In book stitching machines. : de en
  • DE587738C - Method and device for sorting the cigarettes dispensed from a stick cigarette machine according to their weight : de en
  • US1934535A - Roller-skate : en
  • AU1180433A - An improved thermostat : en
  • CA336857A - Louvre window : en fr
  • CA336886A - Game : en fr
  • CA337023A - Diffuser : en fr
  • US1933732A - Ice cream for diabetics : en
  • US1934326A - Removable container and sanitary pack : en
  • USD90966S - Design for a support for flower : en
  • US1934122A - Apparatus for twisting wire : en
  • US1933749A - Tubular structure and method of making same : en
  • CA336891A - Knife grinder : en fr
  • DE587612C - Closure for adjustable bracelets : de en
  • DE587774C - Process for the processing of crude petroleum : de en
  • FR754363A - Improvements to devices for mixing drinks : en fr
  • GB401118A - Improved manufacture of high-molecular sulphur compounds : en
  • DE587773C - Insulation for windings housed in half-open slots in electrical machines, which consists of several layers lining the slot, loosely on top of one another : de en
  • FR754398A - Textile and rubber shoe : en fr
  • GB401218A - Improvements in diaphragm systems for microscope condensers : en
  • AU997832A - An improved carburetter : en
  • US1934025A - Manufacture of flexible shafting : en
  • US1933620A - Internal combustion engine : en
  • US1934101A - Fractionating process and apparatus : en
  • US1934336A - Closet flushing apparatus : en
  • US1934383A - Process of making permeable ceramic products : en
  • US1934489A - Change making or token vending machine : en
  • US1934521A - Rocker ring : en
  • AT135353B - Process for nodulating or granulating raw materials for cement production. : de en
  • FR754645A - Distributor for rotary compressed air motors : en fr
  • FR754655A - Transformer allowing the use of indirect electricity lighting, keeping the chandeliers and wall lamps the old appearance : en fr
  • US1933640A - Glass edging machine : en
  • US1933652A - Process of making x-ray photographs : en
  • US1933688A - Soffit reenforcement : en
  • US1934119A - Folding table : en
  • US1934102A - Divided spoke for metal wheels : en
  • USD90998S - Design for a chest of drawers or : en
  • AT135355B - Method for producing a photosensitive layer. : de en
  • FR754484A - Improvements made to binding devices, in particular for sheets of paper, brochures, magazines, fabrics, etc. : en fr
  • GB400994A - Improvements in and relating to electric discharge rectifiers : en
  • AT135308B - Wire mesh insert with wooden frame. : de en
  • AU817432A - Improvements in beaters for culinary andother purposes : en
  • CA336877A - Reverse gear : en fr
  • DE587416C - Method for the optional transmission of a command from a group of several commands from a sending station to a receiving station : de en
  • FR754455A - Gas or gasified liquid fuel stove : en fr
  • DE587917C - Spoolable magnetogram carrier : de en
  • CA336977A - Straw pulp production : en fr
  • USD90994S - Design for a spectacle frame : en
  • AT135273B - Switching arrangement for fully and semi-automatic telephone systems. : de en
  • US1933810A - Process of decorating plastic material : en
  • AT135393B - Braking device for motor vehicles. : de en
  • DK47979C - Roll-over device for Dæksbladet by Cigar machines. : da en
  • AT135222B - Playback device for picture sound films or pure sound films. : de en
  • AT135320B - Copper-tin-zinc alloys for bearings and other machine parts subject to friction. : de en
  • CA336899A - Power transmission system : en fr
  • DE587990C - Measuring tool consisting of a semicircular plate and two arms which can be rotated with respect to this plate : de en
  • AT135289B - Circuit arrangement for securing the load balance between two or more parallel working anodes of grid-controlled arc rectifiers. : de en
  • CA336883A - Wire binding and tying machine : en fr
  • DE587874C - Pneumatic dryer : de en
  • DE587985C - Oscillating device : de en
  • FR754432A - Method and device for obtaining coarse-grained crystals by vacuum evaporation and graduated cooling : en fr
  • US1933731A - Roller bearing wedge riveter : en
  • US1934104A - Fastening machine and wire mounting therefor : en
  • AT135434B - Process for forming hollow bodies from plastic masses. : de en
  • AT135209B - Mobile children's play chair. : de en
  • CA336994A - Filter : en fr
  • US1933980A - Yarn holding mechanism : en
  • US1934038A - Process of vulcanizing rubber to leather : en
  • US1934356A - Cream can : en
  • FR754602A - Tensioner for metal tie, applicable in particular to strapping cables of underground electrical pipelines : en fr
  • GB401320A - Improvements in hair wavers : en
  • US1934509A - Loading unit for luggage carriers : en
  • US1934247A - Bottle washing machine : en
  • US1934442A - Fuse cut-out and the like : en
  • AT135325B - Process for the production of metallic materials for apparatus, in particular those made of iron or steel, which have high resistance to the damaging effects of hydrogen or hydrogen-containing gases at elevated temperature and pressure. : de en
  • DE587882C - Horizontal centrifugal sifter for wood pulp, cellulose or the like. : de en
  • DK47973C - Telegraph Procedure for Automatic Creation of Received Wheatstone Signals with Associated Procedure for Execution of the Procedure. : da en
  • US1933547A - Flaw detector for pipes : en
  • US1933644A - Centrifugal separation : en
  • FR754476A - Removable crate : en fr
  • GB401294A - Improvements in or relating to the manufacture of boxes from cardboard or like material : en
  • CA337015A - Electrolytic condenser : en fr
  • DE587813C - Rocker slide : de en
  • DE587621C - Device for simultaneous winding and unwinding of an endless film strip : de en
  • US1934026A - Manufacture of flexible shafting : en
  • DE587964C - Electrical capacitor of high capacitance, the band-shaped coverings of which are separated by insulating layers and protruding over the winding body at both ends are wound on a flangeless tube that is open at both ends : de en
  • DE587892C - Television or remote cinema receiving arrangement : de en
  • CA336861A - Temperature indicator : en fr
  • DE587697C - Resonance spring set, the resonance springs of which are clamped between a fixed and an adjustable clamping bracket of resonance spring drives : de en
  • FR754426A - Process for the absorption and recovery, by means of sulfuric acid, of nitrogen oxides obtained by combustion of ammonia or from other sources : en fr
  • GB401259A - Sound record receptacle : en
  • DK48000C - Attenuator for Use at Very High Frequencies. : da en
  • GB401324A - Improvements in and relating to carburettors of internal combustion engines : en
  • US1934439A - Nut lock : en
  • FR754400A - Method and apparatus for the production of wire mesh or wire mesh : en fr
  • US1934251A - Resilient filter : en
  • US1934586A - Material for parts subjected to friction : en
  • GB401252A - Improvements relating to valves for controlling the operation of water softening andlike apparatus : en
  • US1933962A - Preserving of rubber : en
  • US1934017A - Basic bismuth salts of organic arsonic acids : en
  • CA336953A - Refrigerator : en fr
  • DE587869C - Door lock with triple locking : de en
  • GB401266A - Aeroplane : en
  • DE587935C - Pedal crank bearings for bicycles with two roller bearings one above the other : de en
  • US1933544A - Yarn-making apparatus : en
  • US1933553A - Block and tackle system : en
  • US1934588A - Battery hanger : en
  • US1934655A - Treatment of residual liquors : en
  • FR754485A - Improvements to fishing gear : en fr
  • FI15540A - Anordning vid handsågblad : en fi
  • FR754682A - Improvements to pastry machines : en fr
  • FR754581A - Advanced landing gear for flying machine : en fr
  • GB401073A - Improvements in or relating to jugs and like vessels : en
  • DE587350C - Socket with 8-shaped curved connector shells : de en
  • GB401032A - Improvements in swivel couplings : en
  • US1934206A - Fluid operative control : en
  • US1934463A - Muffler : en
  • USD90991S - Design for a serving tray or similar : en
  • US1933603A - Controlling mechanism for transmissions : en
  • FR754424A - Advanced paver : en fr
  • US1933554A - Conveyer for self serving restaurants : en
  • US1933795A - Communication with moving vehicles : en
  • GB401012A - Improvements in or relating to analysing mechanism for record card controlled statistical machines : en
  • GB401197A - Improvements relating to sliding seats : en
  • AT135412B - Device for issuing coins. : de en
  • AT135305B - Pull spring. : de en
  • CA336882A - Cigarette making machine : en fr
  • US1934043A - Process of improvement of lubricating oils : en
  • US1934415A - Tool retainer : en
  • US1934099A - Electromagnetic sound reproducer : en
  • US1933856A - Electric current rectifier control system : en
  • DE587644C - Process for the production of a dry diazonium salt preparation : de en
  • DE587829C - Process for the production of bitumen emulsions, especially for road construction purposes : de en
  • FR754509A - Automobile car : en fr
  • FR754531A - Continuous production process for hypochlorous acid : en fr
  • FR754650A - Fire alarm : en fr
  • DE587676C - Battery igniter for motorcycles : de en
  • FR754653A - Combined device for switching on the device and controlling the pump, together or separately on a heavy-duty sprayer : en fr
  • US1933893A - Liquid dispenser : en
  • FR754579A - Electric discharge tube : en fr
  • US1933968A - Vacuum tube transmitter system : en
  • DE587932C - Fillings for fire extinguishers : de en
  • DE588010C - Hydraulic press for pressing out plastic masses : de en
  • GB401244A - Improvements in magnesium base alloys : en
  • US1934294A - Process relating to colloids and their characteristics : en
  • GB401008A - Improvements in or relating to the refining of copper : en
  • GB401042A - Improvements in or relating to miners' safety and like lamps : en
  • GB401265A - Improvements in and relating to sheet feeding mechanism and stencil duplicating and other office printing machines comprising the same : en
  • US1934203A - Method of and apparatus for effecting cooling of heated objects : en
  • DE587883C - Method of photographic sound recording on a two-pack : de en
  • US1934287A - Collapsible tube machine : en
  • US1933791A - Method of detecting leaks in a closed gas system : en
  • US1933882A - Leg support for folding card tables : en
  • US1933919A - High pressure hose control appliance : en
  • US1933902A - Lining for oil burner bases : en
  • US1934672A - Nitrided steel articles : en
  • FR754480A - heat exchanger, in particular evaporator for refrigeration machines : en fr
  • GB400973A - Improvements in electric signalling, supervising and recording systems : en
  • CA336905A - Liquid flow regulator : en fr
  • US1934296A - Fuel injection unit : en
  • US1934545A - Flush valve : en
  • GB401139A - Improvements in the manufacture of steel pipes : en
  • AT135348B - Process for the production of oil-proof electrical insulation material. : de en
  • AT135387B - Single lever control for motor vehicle drives. : de en
  • GB401204A - Improvements in or relating to perfumery outfits : en
  • AU940332A - An improved baffle for preventing the ingress of ants and like vermin to safes and like articles of furniture wherein comestibles are stored : en
  • CA336964A - Oil burner : en fr
  • AT135245B - Method and device for local dyeing of yarn packages. : de en
  • GB401093A - Improvements relating to apparatus for use in hot water heating systems : en
  • GB401182A - Improvements in or relating to thermionic valve arrangements : en
  • GB401185A - Improvements in sports shoes : en
  • US1934131A - Handle : en
  • CA337030A - Vegetable cutter : en fr
  • US1933560A - Electric sheet-welding apparatus : en
  • US1933621A - Fruit juice extractor : en
  • US1934174A - Heat insulation for air spaces : en
  • US1933539A - Tractor : en
  • US1934625A - Basket : en
  • US1933589A - Drilling mechanism : en
  • US1933697A - Modified castor oils and coating compositions containing the same : en
  • US1934436A - Ice cream cone carrier and protector : en
  • US1934607A - Refrigerator control : en
  • AT135242B - Bobbins for braiding and lace machines. : de en
  • AT135319B - Process for the production of artificial threads or other products. : de en
  • CA336958A - Train pipe coupling : en fr
  • US1934429A - Railroad crossing gate apparatus : en
  • DE587693C - Device in the loom for cutting off the weft thread loops and thread ends protruding from the selvedges : de en
  • FR754583A - Mechanically driven air circulator incubator : en fr
  • DE587642C - Disc cell for suction cell rotary filter : de en
  • AT135438B - Vibrating centrifugal shape. : de en
  • US1933701A - Burner for pulverized fuel : en
  • US1933750A - Method of manufacturing lead sulphates containing lead oxide : en
  • US1934636A - Hydraulic turbine : en
  • AU1013932A - Improvements in and connected with devices for connecting scaffold poles andthe like : en
  • CA336931A - Floor or roof slab : en fr
  • CA337002A - Lehr : en fr
  • DK47993C - Method and Apparatus for Making Reinforced Film Strips. : da en
  • AT135367B - Self-igniting cigarette or cigar. : de en
  • DE587607C - Process for the production of hollow rubber objects, in particular rubber balls : de en
  • GB401082A - Improvements in electric conductors suitable for high frequency transmission : en
  • US1934647A - Extruding machine for plastic material : en
  • DE587684C - Device for sharpening knife blades between intersecting grinding bodies : de en
  • GB401168A - Improvements in or relating to control systems for electrically driven vehicles : en
  • US1934413A - Production of silk fibers : en
  • US1933667A - Tandem axle drive : en
  • US1933932A - Student desk : en
  • US1934032A - Resin from phenols and aroylbenzoic acids : en
  • US1934645A - Land marker : en
  • US1933914A - Helical cross tie : en
  • USRE18989E - Smokeless powder : en
  • US1934531A - Fire alarm : en
  • US1934538A - Golf score plate or card : en
  • US1933724A - Cowl pin and attaching means : en
  • US1934231A - Rectifier control system : en
  • CA336856A - Centrifugal machine : en fr
  • CA336935A - Radiographic illuminator : en fr
  • AT135410B - Device to ensure the correctness of the X-ray tube current measurement in X-ray systems in Villard's circuit : de en
  • AT135288B - Device for marking the position of a threaded nut for making electrical connections. : de en
  • US1934183A - Safety feeding device for wringers : en
  • AU1494433A - An improved flushing valve casing : en
  • US1934234A - Process for purifying and concentrating acid : en
  • CA336917A - Light aluminum alloy : en fr
  • CA336966A - Radio apparatus : en fr
  • US1933615A - Ice cube tray for refrigerators : en
  • AT135397B - Method and device for closing vessels, in particular bottles. : de en
  • US1934518A - Arc horn : en
  • AT135408B - Arrangement for controlling the grid potential of grid tubes which are in a discharge circuit at points of high potential to earth, in particular in devices for X-ray generation. : de en
  • CA336995A - Planographic printing process : en fr
  • US1934408A - Means for electric welding : en
  • DK47972C - Separate Box of Wood or other suitable Material. : da en
  • FR754445A - Packaging for spherical objects : en fr
  • US1934273A - Incubator : en
  • US1934342A - Mop holder : en
  • US1933794A - Cellulose organic ester composition of matter containing a benzyl ether of a hydroxybenzene : en
  • US1933880A - Tangentmeter : en
  • US1934198A - Control device : en
  • US1934472A - Method of separating carbon dioxide from a gas mixture : en
  • US1934606A - Control apparatus : en
  • FR754667A - Bottle washing machine : en fr
  • AT135259B - Lider for pistons of all kinds of piston engines, in particular diesel engines. : de en
  • FR754674A - New water-soluble azo dyes : en fr
  • US1933916A - Window construction : en
  • US1934246A - Brake : en
  • DE587958C - Pupin coil box with coil support frame : de en
  • FR754647A - Counter for games : en fr
  • DE546936C - Laundry stock : de en
  • AT135324B - Process for the production of hard metal alloys, as well as tools made from them. : de en
  • US1934568A - Screw holding device : en
  • DE587585C - Process for the utilization of pure or diluted ammonia : de en
  • FR754558A - Rocket for artillery projectile : en fr
  • FR754638A - Improvements to duplicating machines, called duplicators : en fr
  • GB401157A - Stoning fruits : en
  • DE587780C - Feed device for conveyor wagons : de en
  • FI15550A - Fertilization of the sulphate cellulose : en fi
  • GB401125A - Kinematographic films bearing sound records : en
  • AT135322B - Process for increasing the wetting ability of alkalizing liquids. : de en
  • US1933630A - Control for electric hoists : en
  • US1933648A - Mixer : en
  • US1933868A - Method of filter-aid dewaxing : en
  • US1933992A - Carburetor : en
  • US1934353A - Fastening device : en
  • US1933698A - Sprocket : en
  • US1934059A - Transfer mechanism for belt conveyers : en
  • AT135267B - Motorized drive device for shut-off devices. : de en
  • CA337000A - Telephone system : en fr
  • US1934511A - Buckle : en
  • DE587921C - Radial bearings with tiltable bearing blocks : de en
  • US1934034A - Wrinkle finish varnish : en
  • GB401323A - Improvements in or relating to carrier wave telephony systems : en
  • FR754479A - Steam locomotive with high-speed piston engines, especially for very high powers : en fr
  • FR754618A - Improvement in carding : en fr
  • GB401000A - Improvements in or relating to darning and like needles : en
  • AT135205B - Radiator nozzle with fan. : de en
  • CA337017A - Petroleum tar : en fr
  • AT135359B - Mixing and centrifuging machine for foundry sand. : de en
  • CA336971A - Vehicle spring suspension : en fr
  • DE587661C - Scaffolding holder, which can be tensioned with a wedge, for fastening row planks to scaffolding posts : de en
  • US1934060A - Condenser motor : en
  • US1934158A - Fish lure : en
  • AT135328B - Process for the improvement of edible flours for the production of pastries, baked goods and pasta. : de en
  • AT135423B - Actuator for liquid self-vendors. : de en
  • AT135316B - Device for connecting milk bottles. : de en
  • CA337006A - Screened coil : en fr
  • DE587851C - Bolometer : de en
  • DE588094C - Can for paste-like mass, especially floor polish : de en
  • GB401090A - Improvements in or relating to boxes or receptacles for storing labels and the like : en
  • US1934228A - Tap changing transformer : en
  • US1934384A - Telephone system : en
  • CA337016A - Drainage device : en fr
  • US1933718A - Flexible vise : en
  • CA336860A - Cigar lighter : en fr
  • DE588008C - Process for the production of seamless, mosaic-like coverings, especially for walls : de en
  • GB401237A - Process for the manufacture of new condensation products : en
  • FR754516A - Improvements to the burners of devices operating on hydrocarbons : en fr
  • US1933865A - Doorlock : en
  • US1934316A - Brush protecting device : en
  • US1933797A - Duplex camera construction : en
  • US1933947A - Suction fan wheel : en
  • US1934241A - Pipe coupling : en
  • US1934330A - Lock joint seam : en
  • AT135306B - Dry running water meter. : de en
  • AU991932A - Improvements in or relating to electrical modulation systems : en
  • FR754411A - Free wheel system : en fr
  • GB401036A - Improvements in or relating to inking mechanism for printing machines : en
  • DE587879C - Remote control system for the control and monitoring of adjustable organs arranged in a branch, which, as soon as they have been transferred to the other position by a command given by the main unit, cause this new position to be reported back to the main unit : de en
  • FR754598A - Writing pad adaptable to automobile steering wheels : en fr
  • US1933910A - Ventilating cabinet : en
  • US1934090A - Brake mechanism : en
  • US1934401A - Cigarette snuffing device and tray : en
  • FR754539A - Aluminum-copper alloys containing tin : en fr
  • FR754467A - ejector-dispenser for toilet, medical or other powders : en fr
  • US1934470A - Electric switch : en
  • FR754420A - : fr
  • GB401043A - Improvements in or relating to automatic weighing and/or grading machines : en
  • DE587594C - Lighting system with alternator and static rectifier for vehicles driven by an internal combustion engine : de en
  • DE587853C - Preparations for the control of vermin on pets : de en
  • US1934011A - Light-sensitive layer : en
  • US1933728A - Head bracket : en
  • US1933662A - Wheeled scraper : en
  • US1933838A - Container : en
  • US1934510A - Current-collecting device : en
  • USD90982S - Design for a spoon ob other article : en
  • DE587535C - Process for cleaning teeth and massaging body parts by means of a liquid jet : de en
  • US1934358A - Automatic turret clamp : en
  • US1934673A - Metallic joint and method of forming it : en
  • US1933704A - Rendering fibrous material impervious to tetra alkyl lead : en
  • US1933960A - Apparatus for the removal of vaporizable constituents from liquid or pasty or solid matters : en
  • GB401230A - Improved key or the like for removing crown stoppers : en
  • AT135300B - Pressure switch in series with air switch. : de en
  • AT135344B - Process for the polymerization of unsaturated hydrocarbons. : de en
  • FR754435A - Improvements made to machines for cleaning certain vegetables, such as beets, potatoes, etc. : en fr
  • FR754478A - Process for delustering artificial silk : en fr
  • AT135422B - Flash lamp. : de en
  • US1934354A - Manufacture of wire glass : en
  • US1934337A - Ventilator : en
  • US1934432A - Brake : en
  • US1934514A - Optical film-copying machine : en
  • US1934154A - Method of manufacturing collars : en
  • US1934620A - Multiple spindle automatic lathe : en
  • US1934284A - Internal combustion engine : en
  • FR754661A - Method and device for controlling metal steam converters : en fr
  • US1933942A - Weldrod holder : en
  • DE556169C - Frame angle antenna for direction finding purposes : de en
  • DE587863C - Automatic switch-off device for driving an electrically driven cylinder boring machine : de en
  • FR754399A - Multi-piece cover for hydraulic turbines with conical steering devices : en fr
  • DE587936C - Bicycle lock : de en
  • FR754421A - Carburetor : en fr
  • FR754632A - Typewriter in which the printing force is produced by a spring : en fr
  • GB401058A - Supercharger driving-gear for internal-combustion engines : en
  • FR754407A - Horizontal root cutter : en fr
  • FR754441A - Process for obtaining sculptures from photographs and apparatus for its realization : en fr
  • FR754635A - Photographic film enhancements : en fr
  • GB401044A - Improvements in and relating to extending refectory tables : en
  • FR754452A - Steaming device suitable for inside pots and pans : en fr
  • GB402062A - An improved apparatus for recording the condition of railway permanent way : en
  • US1934635A - Hinge : en
  • US1933995A - Magnetic separator : en
  • GB401243A - Improvements relating to boat lowering and raising gear : en
  • FI15559A - Förfaringssätt för spjälkning av högpolymera kolhydrater : en fi
  • FI15554A - For the production of impregnated paper and paperboard paper : en fi
  • GB401154A - Improvements in or relating to bonds, e.g. for built-up crank shafts and the like : en
  • GB401326A - Improvements in fish-plates or rail couplings : en
  • GR4388B - SYSTEM AND APPARATUS FOR THE MANUFACTURE AND STORAGE OF PRESSURE GAS, CO2 AND OTHER GAS THROUGH THE NEW RELEASE FROM THE STAR. : el en
  • FR754459A - Improvements to thermionic discharge lighting devices : en fr
  • US1934441A - Front wheel brake : en
  • US1933590A - Motor : en
  • US1933917A - Outdoor billiard table : en
  • US1934379A - Oil burner : en
  • US1934435A - Cut-out device for electric lamps : en
  • AT135321B - Process for the production of cast iron objects, in particular valve tappets. : de en
  • DE587896C - Electric tariff meter : de en
  • GB401069A - An improved cake or like baking tin : en
  • GB401129A - Means for and process of permanently waving hair : en
  • GB400972A - Improvements in pulleys for use in machinery for spinning or doubling fibrous materials, and other machinery : en
  • FR754498A - Improvements to remote level indicators : en fr
  • FR754505A - Swivel excavator with bucket chain including swivel conveyor-dumper : en fr
  • GB401229A - Improvements in cadmium-nickel alloys : en
  • GR4392B - HOW TO MAKE FABRIC SHOES WITH RUBBER SOLE. : el en
  • GB401228A - Improved distributor bar for matrix composing and line casting machines : en
  • GB401035A - Improvements in and relating to ink blotters : en
  • DE587713C - Alternator for bicycles or the like. : de en
  • DE588003C - Process for the production of paper containing fillers, in particular printing or art paper : de en
  • DK47998C - Bread frame for Bakery. : da en
  • DE587787C - Device for controlling wheel brakes in shunting systems : de en
  • GR4391B - MAGNETIC MOTOR. : el en
  • USD91004S - Design for a set of playing cards : en
  • DE587671C - Device for shutting down the speaking wire or cord of magnetic speaking machines : de en
  • US1933577A - Apparatus for making wrought iron : en
  • US1933714A - Multiplying machine and cycle controller therefor : en
  • US1933936A - Welding apparatus : en
  • DE587855C - Method and device for canceling or reducing the torsional vibrations of the crankshaft when stopping internal combustion engines : de en
  • DE587944C - Ice skate with swiveling heel support : de en
  • FR754680A - Manual instrument for collecting, examining and comparing materials of all kinds, in particular powdery and granular products, such as milled products, etc. : en fr
  • GB401022A - Improvements relating to the production of electrically conducting coatings : en
  • DE587587C - Holding cylinder high-speed press : de en
  • GB401108A - A new hinge for real and imitation tortoiseshell spectacle frames and the like : en
  • US1933668A - Arrangement for antenna transmission lines : en
  • DE587772C - Device for electrical switches and fuses with arc extinguishing by compressed air : de en
  • FR754662A - Method of forming a grooved part by milling : en fr
  • DE587597C - Facility for patient treatment by means of electrical currents of very high frequency : de en
  • GB401116A - Improved process for the manufacture of sulphuric acid derivatives of fatty esters and thioesters : en
  • FR754606A - Construction : en fr
  • GB401060A - Improvements in or relating to gasholders : en
  • DE587732C - Conveyor basket for mine conveyor systems : de en
  • GB400997A - Improvements in or relating to degreasing : en
  • DK47989C - Automatic Telephone System. : da en
  • US1933600A - Concrete joist block : en
  • US1933926A - Chicken feeder : en
  • US1933889A - Sliding back for cameras : en
  • US1934081A - Shaft furnace : en
  • US1934414A - Grained wood and method of graining same : en
  • USRE18991E - Apparatus for and method op handling : en
  • CA336975A - Semi-trailer : en fr
  • US1933602A - Companion stool : en
  • FR754522A - Sealing device for suction boxes of paper machines and method for its manufacture : en fr
  • US1933616A - Glass substitute : en
  • US1934145A - Refrigeration apparatus : en
  • USD90975S - Design fob a lamp stand ob similar : en
  • DE587394C - Heating device for warming, ironing purposes and. like : de en
  • DE587894C - Trigger magnet for oil switch : de en
  • FR754577A - Process for the manufacture of compositions intended for the constitution of coatings : en fr
  • US1933876A - Bath sponge : en
  • AT135303B - Pressure or pressure differential meter with setting by changing the position of a liquid in a rotatably mounted container and with two measuring ranges that can be set by changing the straightening force exerted by a counterweight. : de en
  • GB401301A - Improvements in and relating to the process of separating materials of different magnetic permeability, and to the apparatus therefor : en
  • DE587724C - Process for the production of chrome tanning agents : de en
  • US1934475A - Electric capacitor : en
  • US1934590A - Automatic door opening apparatus : en
  • US1934539A - Dishwashing machine : en
  • US1933987A - Process for making 1.6-dibromo-2-hydroxy-naphthalene-3-carboxylic acid : en
  • US1934211A - Receiving arrangement for radiosignals : en
  • US1934350A - Brush-holder assembly : en
  • USD90970S - Design fob a burial vault : en
  • DE587674C - Overview table : de en
  • AT135346B - Method and device for the production of acetylene gas. : de en
  • FI15535A - Rotorande tillförselorgan i axellager i och för säkerhetsställande av smörjmedeltillförseln vid alla omloppshastigheter hos axelskänkeln : en fi
  • AT135302B - Printing device for scales. : de en
  • US1934285A - Supporting means for doors : en
  • USD90977S - Design fob a clothes hanger : en
  • CA336913A - Barium oxygen compound : en fr
  • US1933559A - Method of making spring harrow teeth : en
  • CA336906A - Log barker : en fr
  • GB401343A - A fastener for securing broom heads to broomsticks : en
  • FR754386A - Method and apparatus for pressure forming such as stamping : en fr
  • US1934015A - Optically active 1-phenyl-2-(nmethyl-n-aralkyl-) aminopropaphenyl-2-(n-methyl-) aminopropanols-1 and optically active 1-nol-1 and process of preparing them : en
  • US1934668A - Propeller : en
  • FR754524A - Process for the preparation of enamel slips susceptible to storage : en fr
  • US1934438A - Explosion safety door for combustion chambers : en
  • FR754409A - Oscillating seat for theater or other armchair : en fr
  • GB401247A - Improvements in or relating to statement forms, letter sheets and the like : en
  • FR754625A - Projector fully enclosed, glare-free : en fr
  • GB401278A - Improvements in cooling apparatus for transformer tanks and like uses : en
  • FR754447A - Improvement in the process for arming wooden handles for earthmoving tools, mines, quarries, railways, agriculture and all destinations involving the use of such tools : en fr
  • FR754556A - Transporter with automatic release and deporting device : en fr
  • GB401030A - Supports for electrical heating resistances : en
  • DE587614C - Dog leash consisting of a Bowden cable : de en
  • DE587720C - Coil with magnetic core for weak alternating fields, which is continuously loaded with direct current during operation : de en
  • DE588018C - Impeller for a water turbine with radial inflow and outflow on the wheel circumference and free passage through the wheel drum : de en
  • GB401110A - Improvements in or relating to woven fabrics : en
  • GB401138A - Process for producing and accelerating the alcoholic fermentation of distillery musts : en
  • DE588009C - Table air ball game : de en
  • FR754573A - Ashtray : en fr
  • GB401325A - Improved means for feeding sheets of paper, envelopes and the like to typewriting machines : en
  • DE587396C - Pot lifter : de en
  • DE587707C - Device for pressure relief in textile calenders when passing through seams between the calender rolls : de en
  • CA336914A - Bathing suit : en fr
  • FR754640A - Armchair convertible into bed : en fr
  • DE568222C - Procedure for testing sheet metal : de en
  • DE587817C - Process for the production of wrought iron T-shaped pipe connectors : de en
  • GB401144A - Improvements in variable speed gearing : en
  • FI15537A - Förfaringssätt för framställning av alkalisilikathaltiga rengöringsmedel : en fi
  • FR754449A - Carburetor and gasoline theft protection device : en fr
  • US1933691A - Drapery fixture : en
  • US1934340A - Pipe grate and actuating tool : en
  • US1934480A - Process for treating metals : en
  • FR754514A - Car for household garbage removal : en fr
  • FR754599A - Improvements to color cinematography : en fr
  • GB401127A - Improvements in or relating to hub brakes : en
  • US1934033A - Compound of the aroyl-o-benzoic acid series : en
  • USD91001S - Design for an impeller wheel : en
  • US1933770A - Cigarette remover : en
  • US1934512A - Current limit acceleration : en
  • GB401175A - Improvements in and relating to measuring pumps : en
  • GB401152A - Arrangement of several exhaust-driven turbo blowers in combination with multi-cylinder internal combustion engines : en
  • FR754563A - Conveyor device for printed matter from a printing machine : en fr
  • GB401013A - Improvements in or relating to electric switches and circuitbreakers : en
  • GB401212A - Improvements in or relating to splash guards for the wheels of road vehicles : en
  • FI15531A - Apparat för våtkolning av torvmassa och liknande : en fi
  • FR754681A - Wax stick : en fr
  • IE13248L - Peroxides and per salts : en
  • GB401167A - Improvements in teat cups for milking machines : en
  • DE587810C - Hook lock for anti-skid pieces on snow chains : de en
  • DE588063C - Winding body for toroidal coils with almost punctiform support of the windings : de en
  • US1933758A - Dustpan control means for carpet sweepers : en
  • DE585941C - Device for grinding coffee or the like. : de en
  • DE587960C - Centrifugal switch, especially for single-phase induction motors : de en
  • GB401236A - Auxiliary apparatus for the vending or dispensing of wares : en
  • USRE18990E - Airplane : en
  • GB401277A - Improvements in or relating to alternating current electrical instruments : en
  • US1933821A - Cable lock for collapsible revolving doors : en
  • US1933978A - End frame for railway cars : en
  • US1934006A - Temperature regulating and stirring device : en
  • US1934504A - Mechanism for automatically adjusting the operation of pressure regulators : en
  • US1934299A - Folding partition : en
  • DE587714C - Tube circuit for smoothing the voltage of DC machines : de en
  • DE587651C - Process to increase the conductivity of the connection points of heating elements made of silicon carbide : de en
  • GB401056A - Method of and means for collecting and facilitating the removal of waste fibre and trash in connection with carding engines : en
  • DE587789C - Switching device for beam transmitter : de en
  • US1933677A - Grinding machine : en
  • US1934624A - Flexible stem for lighting fixtures : en
  • FR754695A - Building stones and molds for their construction : en fr
  • FR754389A - Electric motor control devices : en fr
  • US1934037A - Process for destructive hydrogenation of hydrocarbon oil to form improved lubricants : en
  • US1934227A - Frequency changing system : en
  • FR754651A - Development of weaving shuttles : en fr
  • GB401268A - Pistons and piston rings for fluid-pressure engines : en
  • AT135255B - Process for steam generation, in which a fuel-air mixture is burned under a higher, constant pressure and steam generator for its implementation. : de en
  • CA337033A - Filament manufacture : en fr
  • US1934346A - Splint : en
  • DE587694C - Hydroelectric storage system with common pressure line for turbine and pump : de en
  • FR754428A - Improved machine for the manufacture of blanks or parts of boxes or other packaging : en fr
  • FR754460A - Method and device for the superposition of control currents of frequency foreign to the network, in strong current networks : en fr
  • FR754510A - Metal sugar box for rations for use in cafes, restaurants or others : en fr
  • GB401076A - Improvements in inner-soles or socks for footwear : en
  • AU1216333A - Improvements connected withthe combustion of fuel in furnaces : en
  • US1934423A - System for communicating with moving vehicles : en
  • AT135432B - Money changing machine. : de en
  • AT135238B - Multi-conductor power cables. : de en
  • AT135244B - Method and device for dyeing yarn laps by means of injection needles. : de en
  • US1933707A - High frequency amplifier system : en
  • US1933765A - Toilet article : en
  • US1934160A - Combine : en
  • US1934275A - Uncurler guide for sewing machines : en
  • US1934658A - Carbocyanine dyes and method of preparing them : en
  • US1934576A - Portable floodlight unit for airports : en
  • DE587763C - Window stay for open window sashes : de en
  • FR754636A - Rolling grill fireplace : en fr
  • AT135262B - Air purifiers for internal combustion engines. : de en
  • CA336973A - Brake : en fr
  • FR754603A - Power steering mechanism : en fr
  • DK47978C - Front fork safety for bicycles. : da en
  • DK47968C - Technical Heat Consumption Meter for Radio Towers, Hot Water Taps and the like. : da en
  • US1934112A - Bed for shoe ornamenting machinery : en
  • AT135270B - Device for supplying additional air into the intake pipe of internal combustion engines when throttling the fuel gas supply, in particular for motor vehicles. : de en
  • FR754537A - Device for tracing drawings and alphabetic letters : en fr
  • GB401255A - Improvements in or relating to diesel locomotives having pneumatic transmission systems : en
  • US1934462A - Muffler : en
  • US1934289A - Method of handling freight and apparatus therefor : en
  • US1933706A - Amusement device : en
  • US1934433A - Vaporization of formamid : en
  • US1933674A - Steering mechanism for multiwheel road vehicles : en
  • US1933924A - Excavator : en
  • GB401235A - Improvements in or relating to the production of base exchanging water softening substances : en
  • GB401245A - Improved matrix releasing device for matrix composing and line casting machines : en
  • FR754468A - Rotating therapy bed : en fr
  • AU1719162A - Production of filaments and fibers of poly gamma methyl glutamate : en
  • DE587790C - Arrangement for damping the mechanical vibrations of overhead lines : de en
  • US1933805A - Garment stay : en
  • DE587631C - Device for the production of high-ohmic resistors : de en
  • US1934245A - Holder for moving picture films : en
  • US1934363A - Winding machine : en
  • FR754419A - Roller straightening machine : en fr
  • FR754643A - Improvements made to devices comprising a duct, passage or orifice, of small cross section, delivering a fluid, in particular to sprayers : en fr
  • US1934365A - Bed spring : en
  • US1933695A - Horizontal combination boiler : en
  • US1933588A - Centrifugal separator : en
  • US1934055A - Method for the separation of hydrogenated hydrocarbons : en
  • US1934249A - Outside brush mechanism for bottle washers : en
  • US1934261A - Synthetic gum lacquer : en
  • CA336859A - Dye production : en fr
  • DE587974C - Process for the treatment of textiles, leather and paper : de en
  • US1933712A - Rotary stencil duplicating machine : en
  • FR754633A - Advanced tool for grinding cylindrical holes : en fr
  • GB401059A - Improvements in or relating to cells showing the kerr effect : en
  • US1934012A - Watersoluble formaldehyde-bisul-phite amino-aryl antimony arsenic compounds : en
  • GB402072A - Improvements in or relating to electric control means for internal combustion engine-electric generator power units : en
  • GB400977A - Improvements in or relating to fluid pressure operated blowers for cleaning the tubes of steam generators and the like : en
  • DE587893C - Switch with arc extinguishing by flowing compressed gas : de en
  • GB401122A - Apparatus for applying paint or enamel in lines : en
  • GB401146A - Improvements in change speed devices : en
  • GB401262A - Improvements in and relating to circuits employing electric discharge devices : en
  • GB401329A - Improvements in tiles for use in the manufacture of fireplaces : en
  • US1933859A - Electric current rectifier control : en
  • AT135291B - Method and device for the production of multiple cores. : de en
  • CA336985A - Train pipe connector : en fr
  • AT135421B - Piece of paving or the like for paving roads etc. : de en
  • AT135427B - Stocking, sock or the like with reinforced parts. : de en
  • CA337005A - Sound carrying current transmitting system : en fr
  • US1933563A - X-ray tube holder : en
  • USD90999S - Design fob a bedstead : en
  • DE587864C - Roller straightener : de en
  • AT135284B - System for remote control and remote monitoring of several substations located on different lines. : de en
  • AT135332B - Process for cutting material containing precious metals. : de en
  • AT135333B - Method of increasing capillary activity. : de en
  • CA337003A - Hair drying apparatus : en fr
  • GB401170A - Improvements in whipping tops : en
  • DE587767C - Corrugated iron clothing for ovens, especially tunnel ovens : de en
  • US1934258A - Vacuum sealing machine for bottles, jars, cans, and the like : en
  • US1934572A - Valve core of the sealing and poppet type : en
  • US1934675A - Method of preparing tetrachlorobenzene : en
  • AT135420B - Shoe insole for cushioning the foot. : de en
  • US1934288A - Door check structure : en
  • US1934534A - Process of making synthetic building blocks from lime : en
  • US1934595A - Thermal meter : en
  • DE587521C - Steam heating, especially for heating railway trains, by means of exhaust steam : de en
  • US1934495A - Loom temple : en
  • US1934361A - 7 ethoxy 4 methyl coumarin : en
  • US1934467A - Circuit breaker : en
  • US1934554A - Door closer and check : en
  • CA336923A - Tar and pitch processing : en fr
  • DE587753C - Boring bar : de en
  • US1933800A - Wagon body : en
  • US1933976A - Integrating relay circuit : en
  • US1934209A - Apparatus for forming pointed corners : en
  • US1934352A - Method of making shoes : en
  • US1934486A - Boiler feed control : en
  • US1934023A - Process for obtaining valuable products from coal and other carbonaceous materials and improved apparatus for such a process : en
  • US1934105A - Baggage fastener : en
  • US1934146A - Refrigeration apparatus : en
  • US1933572A - Self-lubricating spring shackle : en
  • US1933628A - Brush holder : en
  • US1933972A - Roller skate : en
  • US1934270A - Controlled coaster wheeling mechanism for motor driven vehicles : en
  • DE588029C - Suspender clip : de en
  • DE587884C - Zipper : de en
  • US1934189A - Inclosed motor pump unit : en
  • US1933817A - Device for photographing titles on motion picture film : en
  • US1934188A - Mold separating press : en
  • AT135315B - Compensation device for sliding windows or the like. : de en
  • US1933711A - Branch-fitting for water-tubes and the like : en
  • US1934362A - Display box : en
  • US1934371A - Mechanically refrigerated water cooler : en
  • USD90979S - Design for a vase : en
  • US1934084A - Separable fastener : en
  • DE587705C - Unrolling device for bundles of strong or stiff tapes : de en
  • GB401180A - Improvements in water tube boilers for steam waggons, small locomotives and the like : en
  • CA336955A - Petroleum hydrocarbon processing : en fr
  • GB401103A - Improvements in or relating to coin freed apparatus for discharging measured quantities of liquid : en
  • AT135231B - Indirectly heated hot cathode for discharge tubes. : de en
  • US1934434A - Bus construction : en
  • US1933971A - Grid winding machine : en
  • US1934345A - Magnet : en
  • US1934560A - Wall plug : en
  • CA336892A - Carbureter : en fr
  • DE587746C - Cigar cutter : de en
  • DE588049C - Steam power plant with exhaust steam compression : de en
  • FR754538A - Dredge for oyster farming : en fr
  • DE587669C - Method and device for the determination of transmission errors in light sound devices : de en
  • DE588052C - Rail fastening on wooden sleepers using washers and dowels : de en
  • US1934571A - Tire pop valve : en
  • US1934671A - Clutch control device for motor vehicles : en
  • AT135339B - Method of waterproofing wool fibers. : de en
  • US1933692A - Method of making tires and product : en
  • AT135253B - Method and device for the production of longitudinally creped paper. : de en
  • DE587989C - Reduction circle : de en
  • US1933828A - Preparation of cellulose nitroacetate higher fatty acid ester : en
  • US1934046A - Syringe for hypodermic medical injections : en
  • US1933974A - Price tag molding : en
  • US1934464A - Aeroplane flying teaching apparatus : en
  • US1934499A - Temperature control device : en
  • AT135366B - Method and device for the production of hollow cylinders with inner and outer flanges as well as bearings and bodies of any shape by centrifugal casting. : de en
  • US1934143A - Production of sulphaminic acids of 2-aminoanthrahydroquinone sulphuric acid esters : en
  • US1933579A - Preparation of charcoal from coal : en
  • CA337035A - Textile material : en fr
  • DE587939C - Shutters : de en
  • US1934054A - Process for producing high-grade motor fuels from heavier carbonaceous material : en
  • US1934213A - Oscillation generator : en
  • AT135381B - Automatic vacuum brake. : de en
  • CA336924A - Roofing felt production : en fr
  • DE587734C - Rotatable building : de en
  • AT135204B - Self-locking screw connection. : de en
  • DE587743C - Device for measuring and registering the relationship between two pressures : de en
  • AT135220B - Packaging for tablets or the like, disc-shaped objects sunk into recesses. : de en
  • CA336959A - Packing box : en fr
  • GB401161A - Improvements in electric couplings of the plug and socket type : en
  • DE588015C - Pipe boom for suction air conveyor systems, which can be pivoted in both vertical and horizontal directions with a fixed mast : de en
  • DE587942C - Electric burglar and fire alarm equipment : de en
  • US1933585A - Azo dyes and their production : en
  • US1933807A - Photographic camera and magazine construction : en
  • US1934498A - Adapter unit : en
  • AT135384B - Device for coupling railway vehicles. : de en
  • US1933959A - Radio aerial : en
  • AT135215B - Cigar or cigarette case. : de en
  • CA336972A - Semi-trailer : en fr
  • DE587794C - Overload protection : de en
  • FR754475A - Apparatus for withdrawing volatile liquids : en fr
  • GB401226A - Devices for securing grinding, waxing, polishing or like attachments to the brush members of apparatus for treating floors and like surfaces : en
  • US1933873A - Motor driven vehicle : en
  • US1934526A - Alternating current relay : en
  • CA336983A - Folding mechanism : en fr
  • CA336989A - Golf club making apparatus : en fr
  • DE587929C - Facility for milk treatment : de en
  • US1934216A - Sulphonation of beta-naphthol : en
  • US1934411A - Air cylinder for chucks : en
  • US1934628A - Liquid seal for rotary apparatus : en
  • DE587895C - Incandescent cathode oscilloscope with gas concentration : de en
  • US1933940A - Tool for reloading ammunition for pistols and rifles : en
  • US1933985A - Sulfamic acids of secondary bases, processes of preparing the same, and pure secondary bases derived therefrom : en
  • US1934612A - Sleigh brake : en
  • US1934500A - Automatically operated elevator door : en
  • AU1216233A - Improved means for distributing the fuel onto the grate surface ofa mechanical stoker : en
  • US1933874A - Drive gearing for shovel cranes : en
  • US1934252A - Bit rotating device for reciprocating tools : en
  • US1933844A - Buoyant decoy : en
  • AT135281B - Device for alternately closing and opening circuits. : de en
  • CA337014A - Rubber thread or strip manufacture : en fr
  • US1933664A - Shoe form : en
  • US1933693A - Light control device for printing machines : en
  • AT135264B - Friction clutch operated by a pressure medium. : de en
  • DE587814C - Electric centrifugal machine with motor cooling air flowing through between the drum and the bottom of the housing : de en
  • FI15536A - Mottagningsanordning för växelströmstelegrafering : en fi
  • FR754507A - Process for manufacturing films based on cellulose derivatives : en fr
  • US1934324A - Preparation of vinyl chloride : en
  • US1934417A - Film splicing machine : en
  • US1933580A - Defrosting of mechanical refrigerators : en
  • AT135206B - Stuffing box-free valve with drainage chambers, especially safety valve or drain valve. : de en
  • US1933719A - Mounting for brackets : en
  • AT135249B - Building. : de en
  • US1933581A - Grinding apparatus : en
  • US1934381A - Game : en
  • CA336991A - Reversing clutch : en fr
  • DE587745C - Feeding device to sorting devices working with collecting belts : de en
  • US1934396A - Chair : en
  • US1933786A - Animal yoke : en
  • US1934129A - Vehicle chassis structure : en
  • US1934427A - Water cooler for refrigerators : en
  • DE587678C - Gristmill : de en
  • US1933832A - Glow tube : en
  • US1934155A - Refrigerating apparatus : en
  • US1934071A - Fastening knob for use in hand bag frames and method of making the same : en
  • US1934333A - Pumping assembly : en
  • US1933744A - Bathing suit : en
  • US1934255A - Valve : en
  • AT135329B - Process for the production of vat dyes. : de en
  • US1933806A - Garment stay : en
  • US1933937A - Method of welding : en
  • US1934140A - Machine for trimming the printing faces of type bars or slugs : en
  • USRE18988E - Method of treating lubricants : en
  • US1933939A - Preparation of fenchone : en
  • US1934378A - Electric discharge device : en
  • US1934633A - Prime mover control system : en
  • US1934214A - Insulated flash light : en
  • DE587399C - Self-indicating scales with pressure device : de en
  • GB401145A - Improvements in valve mechanism for internal combustion engines : en
  • FR754502A - Trolley adjustable in all directions for cameras : en fr
  • FR754644A - Carrier for bottles and other articles of glass or the like in an incompletely solidified state : en fr
  • DE587922C - Shaft seal with rings made of thin metal sheets, which are resiliently positioned with their sealing edge perpendicular or almost perpendicular to the shaft axis against the shaft circumference and are guided by support rings right up to the shaft circumference : de en
  • AU949832A - Process for conservation of animal raw materials : en
  • DE587689C - Method and device for the production of hollow bodies from fibrous mortar : de en
  • DE587815C - Reinforcement cage for piles stamped out of concrete : de en
  • DE587915C - Process for the automatic regulation of the strength ratio of several speech circuits connected in parallel : de en
  • FI15547A - Bag for sending goods : en fi
  • GB401200A - Manufacture of artificial masses : en
  • FR754494A - Steam generator indirectly heated by superheated steam : en fr
  • DE552918C - Manufacture of aluminum silicon sulphide : de en
  • FR754382A - Double-acting internal combustion engine : en fr
  • DK47990C - Apparatus for Liquid Fuel Heating. : da en
  • US1934058A - Nonrefillable bottle : en
  • US1934508A - Elevator safety : en
  • US1934593A - Signaling device : en
  • FR754587A - Device for digging stitch holes for row plantings : en fr
  • FR754303A - : fr
  • FR754410A - Device for automatic setting of a signal in the open and closed positions : en fr
  • GB401099A - Improvements in and relating to metallic tubing for electric wiring : en
  • GB401669A - Improvements in or relating to motion picture film magazines and films : en
  • US1933561A - Grain separator : en
  • US1934132A - Fisherman's implement : en
  • US1934311A - Air cleaner : en
  • FR754474A - Improvements to the combustion chambers of internal combustion engines of the liquid fuel injection and compression ignition type : en fr
  • FR754503A - Two-stroke engine, single and double-acting, fixed piston supercharging, combustion or explosion : en fr
  • GB401020A - Improved hydraulic power transmitter : en
  • GB401186A - Welding electrode : en
  • GB401676A - Improvements in and relating to the union of cupriferous metals with ferrous metals : en
  • US1933618A - Internal combustion engine : en
  • FR754463A - Binoculars for shock absorbers : en fr
  • FR754582A - Hunting cartridge : en fr
  • DE587703C - Centerless grinding machine : de en
  • FR754489A - Pliers for cutting saw blades : en fr
  • FR754678A - Overcurrent circuit breaker : en fr
  • GB400986A - Improvements in or relating to the manufacture and use of washing, cleansing, emulsifying, dispersing, wetting-out or like agents : en
  • GB401239A - Improvements in or relating to supercharged four stroke cycle internal combustion engines : en
  • US1933997A - Carbon monoxide eliminator : en
  • US1934492A - Autocollimating reflector : en
  • GB401189A - Improvements in and relating to cigar bunch shaping mechanism for cigar machines : en
  • DE587556C - Control rods for windshield wipers that move in a straight line : de en
  • GB401021A - A process for the production of enamelled iron articles : en
  • FR754570A - Straw unloading device for combine harvesters : en fr
  • US1934035A - Handle attachment for sheet metal burial cases : en
  • US1934482A - Compressor : en
  • DE587791C - Pressurized gas nozzle switch : de en
  • US1934272A - Heat resisting upwardly opening safe : en
  • US1934637A - Reduction of solids : en
  • GB401037A - Improvements in or relating to string and like holders : en
  • GB400993A - Improvements in and connected with feeding troughs for chicken rearing apparatus and like purposes : en
  • GB401094A - Improvements in or relating to the production of substantially carbon-free alloys : en
  • GR4389B - WHOLE WHEEL AND GUIDE TO AUTOMATIC GAME RULES. : el en
  • DE587695C - Process for hardening focal points for switches : de en
  • DE587821C - Brake release magnet : de en
  • US1934519A - Shutter : en
  • FR754535A - Hand hoe with consecutive body earwarmers : en fr
  • FR754469A - Improvement in belt buckles and others : en fr
  • US1934331A - Combination flash light and camera : en
  • FR754571A - Method and device for controlling technical installations : en fr
  • GB401117A - Improved manufacture of esters including thio esters substituted in the acid residue : en
  • US1934199A - Combined ignition timer and coil : en
  • US1934420A - Washboard : en
  • US1934516A - Elevator control system : en
  • US1933650A - Signaling system : en
  • US1933788A - Photographic printing apparatus : en
  • US1934128A - Vehicle suspension means : en
  • US1934250A - Bottle holder for bottle washing machines : en
  • US1934536A - Fishing apparatus : en
  • GB401195A - Improvements in or relating to vacuum cleaners : en
  • GB401007A - Improvements in or relating to coin-controlled electrical switches for wireless receiving sets : en
  • GB401038A - Process for the production of products containing aluminium silicosulphides : en
  • GB401206A - Improvements in structural members intended particularly for the production of walls, such as partitions adapted to form compartments in boxes, on shelves or the like : en
  • GB401173A - Improvements in direction signals for motor vehicles : en
  • GB401001A - New composite materials having electrically conducting and insulating components andelectrical devices comprising the same : en
  • DE587603C - Low pressure steam heating system : de en
  • DE587680C - Folding top for vehicles with an open structure : de en
  • FR754656A - Coffin : en fr
  • FR754486A - Improvements to toiletry kits, especially those for ladies' bags : en fr
  • FR754430A - Device for remote control of electric light signaling panels : en fr
  • FR754525A - Metal frame for molded steering wheel : en fr
  • GB400974A - Improvements in or relating to the production of cellulosic materials or cellulose : en
  • GB401031A - Improvements in or relating to the construction of totally enclosed electric motors : en
  • US1934075A - Process for the treatment of gases : en
  • DE587900C - Process for refining liquid hydrocarbons : de en
  • CA336855A - Centrifugal separator : en fr
  • US1933756A - Safety car wrench : en
  • US1934185A - Sanitary paper holder and dispenser : en
  • US1934496A - Water heater : en
  • DE588020C - Oxidized aluminum tape for insulating electrical conductors, especially for the excitation windings of turbo generators : de en
  • DE587617C - Upsetting or die press : de en
  • DE587984C - Process for cleaning distillation or fission products made from mineral oil, shale oil or brown coal tar oil : de en
  • FR754611A - Process for localizing sounds, phonograms, etc., on films or other media : en fr
  • GB401281A - Improvements in or relating to electrical storage cells : en
  • US1934374A - Electric welding : en
  • US1934481A - Adjustable automatic take-up for belts : en
  • US1934139A - Means for sharpening safety razor blades : en
  • US1933895A - Camera : en
  • US1934662A - High-speed impedance-responsive relay : en
  • AT135294B - High voltage electrical switchgear. : de en
  • AU1167333A - An improved receptacle for holding and delivering cream andother like substances : en
  • CA336951A - Electrical measuring instrument : en fr
  • GB401053A - Improvements in pneumatic conveying or elevating plant for grain and the like : en
  • AT135368B - Ski anti-skid device. : de en
  • CA336889A - Syphonic circulating apparatus : en fr
  • US1934264A - Over-current signal means : en
  • US1934390A - Frequency changer : en
  • US1934580A - Fuel injection mechanism : en
  • US1933871A - Lock washer : en
  • US1934444A - Brake drum : en
  • FR754575A - Improvements to thrust bearings : en fr
  • US1933801A - Thermostatic device : en
  • US1934505A - Control system for roll-table motors : en
  • AT135347B - Process for the preparation of complex, therapeutically valuable, organic heavy metal compounds. : de en
  • US1934018A - Hanger for garments : en
  • US1934291A - Meter testing device : en
  • US1934669A - Lubricating pump : en
  • DE587663C - Vulcanization process : de en
  • DE587664C - Process for the production of goods from rubber or the like. Substances with a spongy or cellular structure : de en
  • DE587848C - Device for making the ring joints in wooden bungs with a removable bottom part : de en
  • GB400999A - Improvements in and relating to electron discharge tubes : en
  • GB401275A - Improvements in and relating to supports or holders for sunshades or the like, more especially for use in connection with perambulators : en
  • US1933653A - Retaining clip for drive chains : en
  • US1934387A - Electric alarm clock : en
  • FI15555A - Equipment with gas masks and tools : en fi
  • GB401102A - Improvements in advertising or display devices : en
  • DE588067C - Fluid switch : de en
  • GB401318A - Improvements in or relating to connections for completing tubular passages : en
  • DE587679C - Motor truck or trailer with a platform arranged above the chassis : de en
  • DE588065C - Multipole pressure gas switch : de en
  • US1933542A - Knitting machine : en
  • US1934629A - Cigarette container : en
  • FR754365A - Improvements to internal combustion engines : en fr
  • US1933857A - Shower bath cabinet : en
  • DE587771C - High voltage insulator and process for its manufacture : de en
  • US1933651A - Electric current grounding device : en
  • US1934623A - Liquid measuring and dispensing apparatus : en
  • US1933679A - Tractor wheel scraper : en
  • US1933818A - Guy wire protector : en
  • US1934083A - Manufacture of steel : en
  • US1934321A - Plow : en
  • US1934585A - Apparatus for vacuum sealing screw cap containers : en
  • GB401079A - Improvements in or relating to machines or apparatus for delivering predetermined quantities of granular, powdered or like materials : en
  • GB401249A - Improvements in and relating to valve actuating mechanism for dry gas meters : en
  • US1933870A - Prime mover electric drive system : en
  • GB401342A - Improvements relating to chicken hovers or brooders : en
  • US1934130A - Carburetor : en
  • FR754609A - : fr
  • US1934540A - Apparatus for drying paper cups : en
  • US1933587A - Production of artificial filaments or threads : en
  • US1933761A - Heating system for liquid circulating cooling systems : en
  • US1934040A - Loose leaf binder : en
  • US1934092A - Shoe heel : en
  • DE587183C - A toy animal figure in a replica of a kangaroo jumping on the hind feet : de en
  • US1934110A - Nonfrosting mirror : en
  • FR754560A - Gas burner : en fr
  • US1933906A - Cultivator : en
  • CA336853A - Vehicle lifting and rotating apparatus : en fr
  • CA336864A - Diesel engine injection valve : en fr
  • DE587715C - Electric incandescent lamp or tube with a glass vessel permeable to visible and ultraviolet rays : de en
  • DE587849C - Device for centrifuging metals and alloys : de en
  • US1933996A - Attachment for meters : en
  • AU943632A - Improvements in or relating to taps and cocks : en
  • DE587592C - Electromagnetic microphone : de en
  • US1933834A - Machine for making rings : en
  • US1934573A - Process for the preparation of ammonium sulphate : en
  • DE587951C - Guard device : de en
  • GB401338A - Improvements in the colouration of textile materials made of or containing cellulose esters or ethers : en
  • GB401253A - An improved ointment container for medicinal purposes : en
  • US1933710A - Branch-fitting for water-tubes and method of making same : en
  • US1934080A - Weed exterminator : en
  • US1934283A - Scraper for ice cream freezers : en
  • US1934502A - Game : en
  • US1933645A - Suction cleaner : en
  • US1933883A - Propelling means : en
  • US1933592A - Dustproof connecter : en
  • US1934177A - Milking parlor stall : en
  • US1934660A - Tube cutting machine : en
  • AT135263B - Wave power plant. : de en
  • CA336968A - Radio receiver : en fr
  • CA336937A - Discharge device stabilizer system : en fr
  • DE588028C - Support roller for conveyor belts : de en
  • DE587737C - Process for the electrolytic separation and recovery of palladium : de en
  • DE587704C - Exchangeable insert pocket for clothes bags : de en
  • DE587348C - Circuit arrangement for dialers with contact track divided into groups : de en
  • DE587748C - Spark plug : de en
  • US1934570A - Ironing machine : en
  • US1934653A - Ornamental device : en
  • US1934403A - Coin control and selecting mechanism : en
  • US1934605A - Refrigerating apparatus : en
  • US1933686A - Coin controlled circuit control : en
  • US1933866A - Advertising globe : en
  • US1934339A - Orchard heater : en
  • US1934041A - Draft rigging : en
  • US1934133A - Means for preventing frosting or condensation of moisture on glass or other surfaces : en
  • US1934220A - Receptacle : en
  • US1934619A - Air filter : en
  • US1934178A - Camera : en
  • US1934664A - High-speed directional relay element : en
  • FR754521A - Process for the manufacture of a cleaning product for wallpapers, murals, etc. : en fr
  • DK47977C - Openable Screw Club. : da en
  • CA337010A - Mineral acid purification : en fr
  • DE587609C - Ruler for drawing circular arcs : de en
  • FR754324A - : fr
  • GB401153A - Rail fixing device with supporting plate arranged between the rail foot and the sleeper : en
  • GB401308A - Improvements in and relating to means for cooling electric discharge metal vapour containers : en
  • FR754567A - Improvements to pressurized fluid brake devices : en fr
  • DE587640C - Tin can sealing machine : de en
  • DE587736C - Process for the extraction of zinc oxide : de en
  • GB401024A - Improvements in two stroke compression ignition engines : en
  • US1934229A - Electric line protective system : en
  • US1934138A - Dispensing can : en
  • US1933565A - Rug cleaning and stretching device : en
  • US1934320A - Circuit controlling device : en
  • FR754555A - Hydraulic clutch : en fr
  • FR754562A - Improvement in wardrobe beds : en fr
  • AT135216B - Container for dispensing long and thin items individually. : de en
  • US1933954A - Flash welding : en
  • IE12697L - Match packages : en
  • GB401088A - An improved method of husking grain : en
  • GB400978A - Improvements in means for indicating the level of a liquid in a container : en
  • US1933573A - Art of applying the gum hydrocarbons : en
  • US1933872A - Hob grinder : en
  • DE587699C - Process for the production of powder for mass cores consisting of magnetic particles coated with insulating material : de en
  • GB401150A - Improvements in and relating to electrical means for indicating measured values : en
  • AT135286B - Spreading device. : de en
  • GB401223A - Improvements relating to road-gritting machines : en
  • DE587615C - Fluid filters, especially for lubricating oils and fuels : de en
  • DE587965C - Circuit for multiplying transformer voltages, especially for X-ray tubes : de en
  • US1933631A - Compensated circuit scheme for grid direct current modulation : en
  • US1934663A - High-speed impedance relay element : en
  • US1933938A - Apparatus for welding : en
  • USD90989S - Design fob refrigerator cabinet : en
  • US1933884A - Belt buckle : en
  • US1934191A - Motor vehicle : en
  • US1934656A - Method of making hydroquinone : en
  • US1933867A - Shirt display means : en
  • US1934600A - Saddle support : en
  • CA336954A - Moulded pulp article : en fr
  • US1934257A - Safety razor : en
  • US1934650A - Manufacture of rim sections : en
  • CA336872A - Amusement device : en fr
  • FR754520A - Aircraft landing gear : en fr
  • FR754527A - System to change the range of firearms by not using part of the propulsion pressure : en fr
  • US1933672A - Pattern reproducing machine : en
  • US1934609A - Refrigerator control : en
  • US1934419A - Apparatus for regulating the temperature of gases containing so3 and h2so4 : en
  • AU991732A - An improved rotary clothes drying appliance : en
  • US1934236A - Article displaying device : en
  • AT135240B - Electric heater or cooker. : de en
  • GB401010A - Improvements relating to the compensation of three-phase potential transformers : en
  • GB401092A - Improvements in and relating to folding boxes : en
  • FI15545A - Mutterbricka : en fi
  • GB401191A - Improvements in and relating to apparatus for hair waving and curling : en
  • GB401274A - Improvements in, and relating to, hand saws : en
  • US1934295A - Washboard : en
  • US1934659A - Carbocyanine dyes and method of preparing them : en
  • US1933905A - Valve for lubricating systems : en
  • US1934460A - Brake shoe : en
  • US1933933A - Disappearing typewriter carrier : en
  • US1933999A - Manufacture of artificial products of viscose : en
  • US1934108A - Fuel oil injection pump : en
  • CA336944A - Cloth finishing machine : en fr
  • FR754416A - Apparatus for producing pulsating alternating or direct currents and passing them through living organisms : en fr
  • US1934208A - Liquid treatment of textile materials and the like : en
  • US1934367A - Color process : en
  • DE587938C - Device for the automatic dressing of profiled grinding wheels : de en
  • US1934389A - Skid platform : en
  • US1933826A - Cellulose organic ester composition containing an ethyl ether of the ethylene glycol mono-ester of a hydroxy aliphatic acid : en
  • CA336956A - Adsorbent : en fr
  • DE587930C - Device for breaking a corner of a paper tube in the production of cross-bottom bags : de en
  • US1933716A - Manufacture of synthetic resins from unsaturated hydrocarbons : en
  • USD90997S - Design fob a bedstead : en
  • US1933751A - Rope protector and guide : en
  • AT135211B - Device for dressing and roughening grinding stones, grinding rollers and the like. like : de en
  • US1933607A - Production of textile materials : en
  • AT135414B - Cinema playback apparatus. : de en
  • US1933613A - Internal combustion engine : en
  • US1933877A - Control device : en
  • AT135223B - Lathe or machine tool combined with a lathe. : de en
  • CA336862A - Wrench : en fr
  • US1933623A - Convertible vehicle body : en
  • US1933736A - Electromagnetic lock : en
  • US1934617A - Conveyer system : en
  • CA336921A - Piston pin bearing hone : en fr
  • US1933961A - Comminutor or cutter : en
  • US1934332A - Washable gauntlet glove : en
  • CA336874A - Dental plate manufacture : en fr
  • CA337008A - Fertilizer : en fr
  • US1934528A - Holder for magazines, books, etc. : en
  • US1934338A - Typewriting machine : en
  • US1934557A - Insulator device : en
  • FR754634A - hollow hearth grate element : en fr
  • US1934161A - Method of producing acetic acid : en
  • US1934649A - Needling machine : en
  • US1933766A - Turnplate for cane sugar mills : en
  • US1934137A - Hood catch : en
  • US1934468A - Retaining member for use with pneumatic valve stems : en
  • AU991832A - Improvements in and relating to brassieres : en
  • CA336925A - Coloured caulking cement : en fr
  • FR754617A - Simplified horn device operating by vacuum : en fr
  • US1933571A - Furnace and method of furnace operation : en
  • CA336993A - Knitted metallic fabric : en fr
  • DE588024C - Process for the production of corrosion-resistant objects from corrodible aluminum alloys : de en
  • AT135330B - Process for printing animal fibers and fiber structures. : de en
  • US1933915A - Joint : en
  • US1933934A - Board making machine : en
  • US1933969A - Closure for cylinders : en
  • US1934309A - Cyclic acetals and process of : en
  • US1934376A - Hydromechanical transmission device : en
  • DE586570C - Artillery slide rule : de en
  • US1933624A - Apparatus for cleaning conduits and stringing cables therethrough : en
  • US1934394A - Tightening means for connecting members of high pressure lubricating devices : en
  • DE588012C - Device for the production of tube-like glued paper and cloth tape and for the simultaneous use of needles on the cloth side : de en
  • US1934349A - Tubular fire escape construction : en
  • US1934366A - Railway signal system : en
  • US1934478A - Cableway : en
  • USD90972S - Design for a base fob a permanent : en
  • US1934373A - Electric driving device for sewing machines : en
  • US1934437A - Photoelectric tube : en
  • US1934031A - Method of obtaining low boiling oils from higher boiling oils : en
  • US1934233A - Paper calender pressure regulator : en
  • US1934466A - Combined wire drawing and fabricating machine : en
  • US1934076A - Carbon remover : en
  • US1934192A - Condenser : en
  • US1934166A - Refrigeration : en
  • US1934292A - Process and machine for threading the necks of tubes : en
  • US1933861A - Hull for ship construction : en
  • US1934652A - Method of making cop tubes : en
  • FR754487A - Process and rolling mill for rolling sheets from conical slabs : en fr
  • US1934260A - Building construction : en
  • FR754549A - Septic tank system : en fr
  • GB401316A - Improvements in or relating to electrical wave filters : en
  • DE587408C - Light setting process : de en
  • DE587464C - Internal combustion engine for aircraft with a crankshaft parallel to the propeller shaft : de en
  • FR754473A - Improvements to two-stroke internal combustion engines : en fr
  • FR754623A - Bag filter : en fr
  • GB401241A - Improvements in or relating to musical instruments : en
  • DE587809C - Roller mill with two counter-rotating rollers : de en
  • CA336929A - Tile board manufacturing apparatus : en fr
  • GB401016A - Improvements in or relating to speed regulating systems : en
  • GB401071A - Method of and apparatus for pouring molten glass for feeding sheet-forming apparatus : en
  • US1933567A - Process for purifying water : en
  • DE587954C - Process for the production of a basic mixed fertilizer containing phosphoric acid and nitrogen : de en
  • AT135389B - Drive arrangement for motor vehicles. : de en
  • CA336908A - Garment : en fr
  • US1934224A - Ruling machine : en
  • US1934404A - Coiffure shield : en
  • DE587769C - Radially loaded turbine : de en
  • CA337038A - Metallic alloy : en fr
  • AT135313B - Tilting and swiveling work table for weldments. : de en
  • DE587910C - Radiator connected to central heating : de en
  • AU992932A - An improved string cutter : en
  • AT135274B - Switch for interrupting alternating currents. : de en
  • US1933721A - Mouth harp : en
  • US1934552A - Surface coating apparatus : en
  • CA337029A - Cylinder grinding stand : en fr
  • GB401068A - Improvements in or relating to photographic cameras : en
  • GB401107A - New cup with removable metal handle : en
  • US1934226A - Method of removing dust while machining cylinders : en
  • USRE18992E - Roll mounting : en
  • US1933551A - Bottle capping attachment : en
  • US1933845A - Conversion of hydrocarbon gases : en
  • AT135399B - Gas burner. : de en
  • AU926232A - The production of moulded articles : en
  • CA336922A - Steam reheater : en fr
  • DE587830C - Closure slide for zippers : de en
  • US1934271A - Service tray : en
  • AT135323B - Pig iron ingots for the production of high-quality gray cast iron. : de en
  • US1933727A - Sash lock : en
  • AT135225B - Method of pulverizing. : de en
  • AT135400B - Regulating socket for electric lamps. : de en
  • US1933637A - Burial casket handle : en
  • US1933967A - Method and apparatus for electric welding : en
  • US1934527A - Shaft support : en
  • US1933849A - Electric current rectifying system : en
  • US1934048A - Electrically lighted vacuum cleaner : en
  • US1933636A - Rake : en
  • US1933787A - Method and apparatus for making color motion pictures : en
  • US1934030A - Draft rigging : en
  • US1934300A - Box for electrical wiring systems : en
  • GB401190A - Improvements in razor : en
  • CA336915A - Plastering board : en fr
  • DE584119C - Automatic machine for the production of piston ampoules : de en
  • US1934446A - Heating apparatus : en
  • AT135257B - Elastic coupling. : de en
  • US1934622A - Bread slicing machine : en
  • CA336998A - Insulated railway car : en fr
  • DE587834C - Vice of a die setting and line casting machine with automatic provision of one vice jaw against a short die line : de en
  • DK47969C - Machine for Topping and Picking up Beets and the like. : da en
  • US1933907A - Dental wax : en
  • US1934627A - Track link : en
  • CA336945A - Travel sound source : en fr
  • US1933595A - Sand or sediment trap for pumping wells : en
  • US1934103A - Roller screen : en
  • US1934314A - Valve construction : en
  • US1933759A - Dragline bucket : en
  • US1934072A - Superheater boiler : en
  • US1934452A - Hanging : en
  • US1933836A - Means to produce a hydrocarbon and metallic sol : en
  • US1933703A - Device for cooling condenser water : en
  • AT135256B - Steam generator. : de en
  • AT135342B - Process for producing a base for chewing gum. : de en
  • US1934477A - Electrostatically controlled electric discharge device : en
  • AT135228B - Air storage diesel engine. : de en
  • CA336898A - Engine combustion chamber : en fr
  • CA336927A - Metallic composition : en fr
  • US1933646A - Dispensing container : en
  • AT135279B - Key transmitter for telegraph apparatus with special keys for different groups of characters that use the same character combinations. : de en
  • CA336918A - Tool for applying seal caps : en fr
  • DE587604C - Central heating boiler with a wall that fills the cross-section of the combustion chamber and is placed on the grate : de en
  • AT135246B - Fountain pen with self-filling device. : de en
  • AT135376B - Air brake. : de en
  • CA336943A - Tool : en fr
  • DE587898C - Low-inductance electrical capacitor, in particular a wound capacitor, with several individual capacitors arranged next to one another and connected in parallel : de en
  • FR754548A - Line composing and casting machine with multi-function control lever : en fr
  • GB401183A - Improvement relating to submarines : en
  • CA337020A - Station selecting system : en fr
  • GB401098A - Improvements in carpet sweepers : en
  • DE587659C - Pipe mast, candelabra or the like : de en
  • DE587907C - Fabric covering for seating and reclining furniture : de en
  • FR754670A - Compressed gas switch : en fr
  • US1934062A - Process for producing low boiling hydrocarbons from higher boiling hydrocarbons through the action of hydrogen at elevated temperatures : en
  • DE547947C - Magazine change cartridge : de en
  • AT135377B - Plate made of superimposed, differently colored layers for the production of objects of different colors from casein artificial horn on the visible or processing surfaces and process for the production of the plate. : de en
  • AT135365B - Fold-up hanging door for bird cages. : de en
  • CA336870A - Aerial safety suit device : en fr
  • CA336884A - Metal working method : en fr
  • US1933900A - Carburizing box and like article : en
  • AT135219B - Flushing device. : de en
  • US1934179A - Child's garment : en
  • AT135430B - Book spine for books, binders, albums or the like for holding loose, interchangeable sheets. : de en
  • US1934067A - Method for pyrolytic conversion of petroleum oils : en
  • US1933757A - Disinfectant : en
  • US1933785A - Cut-off mechanism : en
  • US1934172A - Power neck band clamp : en
  • AT135351B - Process for the preparation of aliphatic amino alcohols. : de en
  • US1933608A - Combination fuse for projectiles : en
  • US1933929A - Draft and damper control : en
  • US1933908A - Gear shifting mechanism : en
  • US1934281A - Aluminum-silicon alloy : en
  • US1934327A - Locking device for pump shafts and the like : en
  • US1933888A - Mirror bracket : en
  • US1934448A - Brake : en
  • DE587823C - Arrangement for switching off metal vapor rectifiers in the event of a return through reverse current relays in the anode lines : de en
  • CA336888A - Wave motor : en fr
  • DE587625C - Tobacco cutting device : de en
  • GB401330A - Improvements in or relating to pit props : en
  • US1933649A - Polarized relay switch : en
  • US1933881A - Cotton harvester : en
  • US1934253A - Nut castellating machine : en
  • US1933745A - Metallic wool pad : en
  • US1934207A - Woodworking machine : en
  • USD90990S - Design for a cooking utensil : en
  • FI15542A - Försäljningsautomat för läskdrycker eller vanligt vatten o.dyl. : en fi
  • GB401003A - Improvements in boxes particularly for viscous substances : en
  • DE587613C - Container for cigarettes or the like. : de en
  • DE587623C - Auxiliary power clutch for motor vehicles operated by pressure medium : de en
  • DE587843C - Protective circuit for parts of an AC system with a grounded zero point : de en
  • DE587885C - Process for the production of tight, unset double anchor chains, so-called cord chains : de en
  • FR754675A - Improvements in the hydrogenation of carbonaceous materials : en fr
  • US1933885A - Method of accurately shaping printing plates and apparatus therefor : en
  • US1934095A - Starting mechanism : en
  • US1933540A - Tractor : en
  • US1934290A - Awning type window : en
  • AU1023432A - Improvements in or relating tothe vacuum-sealing of canisters bottles, jars and like containers : en
  • CA336933A - Wire cutting mechanism : en fr
  • US1934074A - Hanging of doors : en
  • AT135439B - Monitoring device for industrial systems. : de en
  • CA336984A - Printing machine web renewing means : en fr
  • DE587050C - Liquid arc switch : de en
  • CA336957A - Gas purification : en fr
  • US1934407A - Flange wheel lubricator : en
  • US1933720A - Purification of cellulose derivatives : en
  • US1934618A - Treatment of cellulose derivatives : en
  • AT135424B - Copy device for roll films. : de en
  • US1933702A - Process of separating metals by selective oxidation of the chlorides : en
  • US1933722A - Automatic lubricating mechanism : en
  • US1934375A - Fluid pressure indicator and control : en
  • AT135269B - Stopcock. : de en
  • US1933830A - Process for bleaching molasses by means of electrolytic treatment : en
  • US1934626A - Making polysulphides : en
  • US1933783A - Photographic gates for film : en
  • US1934195A - Metal furniture : en
  • US1934583A - Container handling mechanism : en
  • CA336897A - Price card and holder : en fr
  • US1934091A - Method of molding nonplastic metallic oxides : en
  • US1934201A - Load ascertaining device : en
  • US1934221A - Manufacture of 2-methylbenzanthrone : en
  • US1934634A - Apparatus for electrothermic reduction of ores : en
  • CA336919A - Can closing and sealing method : en fr
  • AT135272B - Device for image decomposition for the purpose of television. : de en
  • AT135407B - Collar. : de en
  • US1934007A - Removal of phenols from hydrocarbons : en
  • US1934654A - Spinning and twister frame : en
  • US1933989A - Massage device : en
  • US1934002A - Glass house roof construction : en
  • US1934268A - Carburetor : en
  • DE587602C - Can for powdery goods, such as toilet powder or the like. : de en
  • DE587781C - Method of processing potatoes on alcohol : de en
  • GB401184A - Improvements in the operating mechanism for motor vehicles and the like : en
  • US1934114A - Mortar board cap : en
  • US1934205A - Train line relief valve : en
  • AT135446B - Glass feet for electron tubes and the like Like. And method for its production. : de en
  • US1934147A - Refrigeration apparatus : en
  • AU1087533A - A process forthe production of cellulose pulp from Phormium Tenax, Phormium Colensoi and Esparto Grass (stipa tenacissima) andthe product thereby produced : en
  • US1933594A - Fastening supplying mechanism : en
  • US1934566A - Packing device : en
  • AT135395B - Security door lock. : de en
  • AT135425B - Photographic cassette. : de en
  • AT135283B - Device for charging batteries, in particular motor vehicles. : de en
  • US1933663A - Leveler : en
  • US1933700A - Overhead door control means : en
  • US1934150A - Apparatus for distilling oils : en
  • US1934443A - Brake drum : en
  • CA336902A - Piston ring : en fr
  • FR754461A - Turbine engine : en fr
  • US1933737A - Method of making screws and bolts : en
  • US1934312A - Display box : en
  • DE587923C - Process for the production of turbine blade roots : de en
  • DE588031C - Memory or grave light : de en
  • FI15553A - Sorteringstrumma för cellulosakokflis och dyl. : en fi
  • US1934165A - Car loading device : en
  • US1933998A - Oil cooler : en
  • US1934487A - Power system more particularly for marine propulsion : en
  • US1933734A - Recovery of hydrogen : en
  • AT135418B - Sewing table. : de en
  • AT135275B - Electro-dynamic funnel loudspeaker. : de en
  • US1933687A - Incubator : en
  • US1934416A - Vibration translating device : en
  • DE587963C - Arrangement for isolating the pipe coils of oil transformers by means of a casing made of solid insulating material arranged in the oil : de en
  • FR754427A - Improvements made to ovens and all other similar household appliances used for cooking and reheating food : en fr
  • FR754649A - Game of chance called "little horses" for use in circles, casinos and individuals : en fr
  • FR754425A - Flame retardant and water repellent coating for electrical wires and cables : en fr
  • FR754627A - Process for purifying light metals or their alloys in the molten state, and device for carrying out this process : en fr
  • GB401159A - Improvements in or relating to apparatus for lifting loads : en
  • CA337012A - Iron-nickel-beryllium alloy processing : en fr
  • AT135401B - Liquid heater. : de en
  • US1934123A - Process for the manufacture of condensation products from diolefines and hydrocarbons : en
  • US1934386A - Baling press : en
  • FI15533A - Förfaringssätt och anordning för framställning av järn och stål : en fi
  • FR754693A - Liquid metering and dispensing device : en fr
  • DE587282C - Distribution structure for the absorber of an absorption cooling apparatus : de en
  • FR754434A - Improvements made to massage and self-massage devices : en fr
  • FR754737A - Sewing Machine Improvements : en fr
  • AT135311B - Stroller. : de en
  • GB401667A - Improvements in or relating to valves : en
  • AT135224B - Selection mechanism for telegraph recipients. : de en
  • AT135251B - Pocket mirror with lighting device. : de en
  • AT135356B - Process for the production of a mercurochloride double compound of podophyllin. : de en
  • FR754600A - Braun tube usable for oscillography and television : en fr
  • DE587648C - Arrangement for suspending overhead power lines on insulators : de en
  • US1934222A - Automotive vehicle brake : en
  • DE587916C - Process for the production of phonetic carriers : de en
  • FR754519A - Improvement in control surfaces controlling the operation of an aircraft : en fr
  • FR754666A - Waterproofing material and its manufacturing process : en fr
  • FI15538A - Folding chair : en fi
  • DE587876C - Drive device on looms with a fixed shuttle box and a movable shutter track : de en
  • FR754566A - screen for defense against secondary rays in radiographic shots : en fr
  • DE580555C - When the room temperature rises, the locking device for doors, especially sliding and wing doors, shutters, etc. : de en
  • DE587844C - Arrangement to protect a three-phase line : de en
  • FR754366A - Process for improving the smell of combustion engine exhaust gases and resulting combustible product : en fr
  • DE587859C - Connection for crankshafts : de en
  • DE588006C - Safety razor : de en
  • DE587589C - Process for the production of low-water ammonium magnesium phosphates : de en
  • US1933808A - Buckle : en
  • US1934503A - Fire protection for automobile storage buildings : en
  • FR754523A - Disc wheel for pneumatic tires : en fr
  • GB401199A - A process for bleaching vegetable fibres : en
  • GB401097A - Improvements in and relating to electric fuses : en
  • DE587692C - Backrest arrangement for the leno chain threads of multiple leno devices : de en
  • DE587956C - Indirect control for electric vehicles with the help of an automatically controlled shift drum : de en
  • DE587672C - Device for the uniform drive of tape-shaped sound recording carriers, in particular of sound films : de en
  • FR754374A - Method and apparatus for gas distribution : en fr
  • GB401062A - High speed crank or eccentric press with dividing mechanism : en
  • FR754631A - Container, particularly bottle, intended to be closed with a capsule : en fr
  • DE587798C - Process for the production of a glass object coated on the outside with a metal layer : de en
  • CA336869A - Foot arch support : en fr
  • FR754659A - Board game : en fr
  • GB401023A - Watertight cowl ventilator (not submersible) : en
  • GB401080A - Improved means for holding heat-insulating material for pipes, valves and the like : en
  • GB401029A - Paving blocks for hard wear : en
  • DE587760C - Lids for bungers of beer kegs : de en
  • FR754495A - Air treatment process and apparatus : en fr
  • DE587690C - Device for the production of anhydrous and iron-free slag sand or foam : de en
  • DE587788C - Circuit arrangement for telephone systems : de en
  • DE587637C - Dough dividing machine : de en
  • DE587667C - Support arm for sound boxes, especially for electric pickups : de en
  • DE587800C - Lid holding device for raised lids on cooking pots : de en
  • GB400991A - Improvements in or relating to the vulcanization of rubber : en
  • US1934651A - Building structure : en
  • US1933610A - Combined air chuck and gauge : en
  • GB400992A - Improvements in or relating to horse shoes : en
  • FR754668A - Method and tools for the construction of road surfaces, roofs, waterproof floors or similar constructions : en fr
  • GB401232A - Improvements relating to free wheel clutches : en
  • FR754568A - Improvements to molding products : en fr
  • CA337027A - Laundry press : en fr
  • CA336965A - Radio apparatus : en fr
  • US1934117A - Invalid handling appliance for bathtubs : en
  • US1933740A - Mechanism for opening and closing valves : en
  • US1933822A - Cellulose acetate compositions containing biphenyl benzoate : en
  • US1933875A - Combination cigarette holder and pipe stem : en
  • US1934584A - Doorlock for street cars, motor busses and ships : en
  • US1933604A - Air separator : en
  • US1934301A - Method of recovering volatile substances : en
  • US1934019A - Watch cleaning machine : en
  • US1933841A - Cam brake for punch presses : en
  • US1933952A - Folding mechanism : en
  • US1934529A - Stability control : en
  • DE587755C - Process for mixing additives with a powdery or granular mass continuously supplied in a constant amount : de en
  • DE587797C - Process for the desulphurization of gases : de en
  • US1933819A - Vacuum drum drier : en
  • DE587784C - Process for the production of ketones : de en
  • FR754639A - Process for the preparation of azo dyes : en fr
  • US1934225A - Dispensing device : en
  • US1934254A - Pillow and appliance therefor : en
  • FR754620A - Ear shutter against noise : en fr
  • US1934024A - Switch box having plug-in means : en
  • US1933694A - Electrically controlled actuating device : en
  • US1933778A - Radio receiving system : en
  • US1933890A - Enameled sheet metal cooking receptacle : en
  • US1933964A - Mirror attachment : en
  • US1933696A - Manufacture of aliphatic compounds : en
  • US1933911A - Rectilinear electromagnetic motor : en
  • US1933852A - Fluid flow control device : en
  • US1934368A - Electric switch : en
  • GB401126A - Improvements in apparatus for adding oil to liquid or gaseous fuel : en
  • US1934465A - Inserted tooth cutter : en
  • US1934579A - Spring unit and assembly for railway cars : en
  • FR754418A - Waterproof household waste disposal unit : en fr
  • GB401179A - Electric battery lamp : en
  • CA336911A - Internal combustion engine : en fr
  • US1934036A - Burial vault : en
  • US1933901A - Electric heating control system : en
  • US1933669A - Selective antenna circuits : en
  • US1934317A - Hollow stone ceiling : en
  • US1934322A - Cathode ray oscilloscope : en
  • FR754423A - Reinforced concrete sleeper for railway tracks and device for fixing the rails to said sleeper : en fr
  • US1933843A - Bedspring : en
  • USD90995S - Design for a curtain or the like : en
  • FR754453A - Method and apparatus for dispensing gaseous substance : en fr
  • CA336879A - Milk preservation : en fr
  • DE587872C - Playing figure walking upright on two legs with two walking aids lying one inside the other on each side of the body : de en
  • DK47994C - Method for Manufacturing Cement, Cement Mortar and Concrete. : da en
  • GB401682A - Improvements in or relating to film magazines for motion picture cameras : en
  • US1934013A - Centrifugal pump : en
  • US1933629A - Suction cleaner : en
  • US1933634A - Furnace : en
  • US1933657A - Sign and method of producing the same : en
  • US1933536A - Concrete insert : en
  • GB401279A - A new or improved towelling : en
  • DE587639C - Device for rolling grooves into sheet metal : de en
  • FR754619A - Agglomerates of wood powders : en fr
  • GB401242A - Improved lead seal for securing packages and the like : en
  • CA336875A - Oscillator-radiator : en fr
  • CA337013A - Liquid fuel burner control device : en fr
  • DE587581C - Arrangement for generating tilting vibrations : de en
  • DE587723C - Steam power plant : de en
  • GB401220A - Improvements relating to thermostatic valve-controlling devices for steam boilers : en
  • FR754596A - Method for the hydraulic transmission of forces and mechanism for implementing this method : en fr
  • DK47967C - Apparatus for Shrinking and Stretching Woven Fabrics or Yarn. : da en
  • FR754492A - Microscope stand : en fr
  • US1934118A - Cap wrench : en
  • US1934298A - Seeding machine : en
  • FR754559A - Centrifugal actuator for mechanical rockets of artillery projectiles : en fr
  • GB401172A - Improvements in or relating to ventilated footwear : en
  • FR754565A - Improvements to cylinders for rolling bowls, tennis courts, lawns, roads and similar surfaces : en fr
  • FR754388A - Process for dyeing hides and skins using sulfur dyes : en fr
  • FR754547A - Rotating polishing table : en fr
  • GB400971A - Improvements in or relating to carding machines : en
  • DE587706C - Lifting and lowering device of the central roller for trio scaffolding : de en
  • DE587897C - Electrical measuring device with several pointers and associated scales, which are separated from one another by slots for the pointer ends and provided with a common number : de en
  • DE588021C - Device for manufacturing electrical coils from flat bars bent on edge : de en
  • DE570144C - Arrangement for sprinkling fields : de en
  • DE587847C - Device for applying and rubbing floor polish on floors : de en
  • GB401057A - Improvements relating to electric contact devices : en
  • FR754377A - Improvements to automatic weapons : en fr
  • USD90986S - Design fob a spoon ob otheb abticue : en
  • DE587726C - Device for removing the fiber cover from coconuts : de en
  • GB401246A - Improvements in or relating to the production of articles exposed to frictional stressing, especially at elevated temperature : en
  • GB401203A - Improvements in and relating to cigarette cases : en
  • DE587826C - Device for taking into account the influence of foundation fluctuations when setting up guns or the like. : de en
  • FR754572A - Gear shifting device that can be adapted to chain mechanisms, especially bicycles : en fr
  • GB400988A - Improvements in or relating to the treatment of textile materials : en
  • FR754540A - Mobile pumping installation provided with means for lowering the pump into the element to be pumped, and raising it : en fr
  • DE587796C - Process for the production of writing inks : de en
  • DK47987C - Burner for Liquid Fuel. : da en
  • GB401171A - Improvements in liquid fuel injection pumps for compression ignition internal combustion engines : en
  • GB401369A - Improvements in or relating to pit props : en
  • US1934010A - Watersoluble formaldehyde bisulphite amino-aryl antimony arsenic compound : en
  • CA336962A - Liquid dispensing apparatus : en fr
  • FR754482A - Card ejector device for tabulating machines : en fr
  • CA336950A - Brush : en fr
  • AT135237B - Sleeve for inserting cylindrical or polygonal objects. : de en
  • AT135391B - Device for regulating the air that flows into the trainline from the main air reservoir via a pilot valve. : de en
  • US1934027A - Means for stretching articles : en
  • US1934127A - Heat deflector : en
  • US1934148A - Safety razor : en
  • US1933548A - Alarm device : en
  • US1934490A - Combination seed scattering and shovel back device : en
  • AT135428B - Hollow body, in particular a bathing cap made of rubber or the like. : de en
  • CA337026A - Wire spring making machine : en fr
  • US1933543A - Apparatus for applying cementitious material : en
  • US1934303A - Gauge mechanism for punch presses : en
  • US1933846A - Floor machine : en
  • DE587858C - Wet explosion turbine : de en
  • CA336868A - Piston : en fr
  • DE587702C - Sewing machine for the production of hemstitching and other embroidery : de en
  • FR754604A - Improvements to starter mechanisms : en fr
  • AT135203B - Two-stroke internal combustion engine. : de en
  • AT135442B - Photographic recording camera with a viewfinder chamber arranged above the recording chamber. : de en
  • US1933656A - Over-lapping screw ash remover : en
  • US1933660A - Wrapped bundle of coiled wire : en
  • US1933898A - Hood latch : en
  • US1934479A - Apparatus for treating metals : en
  • US1934582A - Projection apparatus : en
  • US1934269A - Oil heating apparatus : en
  • USD91000S - Design fob a cosmetic chart : en
  • AU1097233A - Improvements relating to valves : en
  • FR754439A - Blast furnace slag improvement process : en fr
  • GB401261A - New depilatory substance : en
  • AT135441B - Tool drive for deep hammer drilling rigs. : de en
  • US1933955A - Brake mechanism for velocipedes : en
  • US1934094A - Apparatus for the control of highway crossing signals : en
  • US1934182A - Antenna : en
  • AU1027832A - Improvements in or relating to knitting machines : en
  • DE587636C - Cleaning device for bowl sieves : de en
  • DE587909C - Luffing crane : de en
  • CA336988A - Treated coke : en fr
  • US1934141A - Trailer hitch : en
  • DE587762C - Device for the common guidance of two parts with transmission of the movement, particularly applicable for sliding doors with two panels : de en
  • FR754477A - Insecticidal compositions and their manufacturing process : en fr
  • FR754536A - Rod for cleaning rifle barrels : en fr
  • FR754671A - Improvements to vine shoots : en fr
  • US1934113A - Flexible coupling : en
  • US1934170A - Weighting means for textile machinery spool cores : en
  • US1934193A - Bus heating system : en
  • US1933815A - Process of making mixed cellulose esters : en
  • US1934551A - Air cooling apparatus : en
  • US1934422A - Razor : en
  • US1933549A - Projection machine : en
  • US1933566A - Box-wrapping apparatus : en
  • US1933981A - Garment support : en
  • US1934308A - Insulator support : en
  • US1934431A - Machine for treating seams : en
  • CA336865A - Filament manufacture : en fr
  • CA336986A - Demountable wheel : en fr
  • AT135433B - Electric loudspeaker device. : de en
  • US1933622A - Trailer fifth wheel and coupling construction : en
  • US1933743A - Heating furnace and method of forming the same : en
  • US1934098A - Envelope opening device : en
  • US1933601A - Piezo electric crystal holder : en
  • US1933709A - Venetian blind channel guide fixture : en
  • US1934124A - Recording sphygmomanometer : en
  • US1933755A - Wire drawing apparatus : en
  • US1934670A - Vehicle spring suspension : en
  • US1933811A - Apparatus for guiding endless-track vehicles on railway tracks : en
  • US1933824A - Photographic paper : en
  • US1933538A - Lip stick apparatus : en
  • US1934237A - Internal combustion turbine engine : en
  • US1933546A - Flaw detector carriage guard : en
  • US1933555A - Device for joining insulating wire terminals of electrical conductors : en
  • US1934382A - Parachute and parachute launching means : en
  • FR754687A - Process for the preparation of crystallized esters of female testicular hormones : en fr
  • US1934313A - Method of heat treating malleableized cast iron : en
  • US1934491A - Brake : en
  • CA336858A - Pail : en fr
  • CA336938A - Circuitous elevator control system : en fr
  • US1934280A - Floor fitting for underfloor duct systems : en
  • US1933591A - Motor : en
  • US1934501A - Core type transformer : en
  • US1934524A - Control device : en
  • AT135404B - Electric tube. : de en
  • US1934297A - Compounds of polymerized vinyl esters and fatty oils : en
  • US1934120A - Fixed reed rotary box loom : en
  • US1934426A - Edge-guide for book-sewing machines : en
  • CA336887A - Carrying hook : en fr
  • DE587610C - Measuring table : de en
  • DE587731C - Device for holding conveyor wagons on conveyor trays : de en
  • US1933848A - Valve actuating device : en
  • US1933850A - Pitching horseshoes : en
  • FR754564A - Hose clamp : en fr
  • DE587886C - Process for the production of multi-layer textile fabrics from vegetable fibers : de en
  • FR754624A - Photographic sound recording : en fr
  • US1934057A - Insecticide : en
  • US1934306A - Automobile signal : en
  • US1934523A - Signaling system : en
  • US1934039A - Differential drive mechanism : en
  • AT135232B - Mercury vapor rectifier with grids arranged in the anode protection tubes and by the anodes. : de en
  • AT135207B - Electrolytic recorder. : de en
  • DE587711C - Punching device with counter for register strip punching machines : de en
  • AT135304B - Method and device for feeding and clamping, in particular wood screw workpieces. : de en
  • DE587728C - Electric heating pad for the heat treatment of boils, carbuncles, abscesses, all kinds of inflammations : de en
  • DE538608C - Method for packaging sliced meat and sausage products : de en
  • US1934449A - Safety device for vehicles : en
  • US1934532A - Sign frame : en
  • US1934642A - Clay : en
  • US1933568A - Method of making piston rings : en
  • US1933742A - Resilient stop for navigational sounding machines : en
  • DE587578C - Process and machine for the production of hang tags : de en
  • DE587785C - Method and device for manufacturing hard head rails : de en
  • FR754529A - Device intended for taking photographs in artificial light : en fr
  • DE587601C - Manufacture of lead bearing shells with welded lead bronze lining : de en
  • US1933781A - Apparatus for the control of highway crossing signals : en
  • US1934643A - Wire cloth and method of producing the same : en
  • US1934149A - Drier : en
  • AU992032A - Improvements in or relating to radio andother high frequency circuit arrangements : en
  • CA336934A - Fluid pressure brake : en fr
  • AT135443B - Calculating or accounting machine with several calculating or (and) adding units. : de en
  • DE588000C - Sewing device for chain and single or double thread overlock stitch : de en
  • DK47995C - Method for Treating Oxygen Compounds of Metals with Chlorine and Higher Sulfur Chlorides. : da en
  • FR754601A - Marine probe system : en fr
  • FR754506A - Multiple thread feed process for lubricating bearings from above for bearings and axle boxes and resulting new industrial products : en fr
  • US1934016A - Paste tube cap : en
  • USD90985S - Design for a wrist watch bracelet : en
  • US1934175A - Automatic lubricator and fluid dispenser : en
  • FR754569A - Front-end improvements for agricultural machinery : en fr
  • AT135360B - Kite plane. : de en
  • AT135392B - Suspension spring arrangement for vehicles, in particular railroad cars. : de en
  • CA336970A - Knitting method and apparatus : en fr
  • FR754391A - Improvements to temperature control devices : en fr
  • GB401211A - Improvements in or relating to liquid pumping systems : en
  • DE587950C - Device on mechanical looms, influenced by the weft guard, which causes the dobby to run backwards in the event of a miss, while the parking device stops the loom : de en
  • DK47984C - For the tensioning of the percussion bolt with the hand in the case of clickers serving device by self-loading rifles. : da en
  • US1933541A - Ventilating and heating system and method : en
  • US1934028A - Process for the treatment of carbonaceous materials : en
  • FR754491A - Improvements with balls of rubber or the like : en fr
  • FR754542A - Process for the production of clichés for flat printing, particularly for offset printing : en fr
  • DE587634C - Process to accelerate the hardening of cement : de en
  • DE587688C - Method and device for removing dust from gravel and grit : de en
  • GB401654A - Improved means for the remote control of locomotives, engines and other machines : en
  • GB401202A - Improvements relating to chair-beds : en
  • FR754578A - Process for obtaining photographic prints from negatives : en fr
  • GB401009A - Improvements in and relating to the windings of dynamo electric machines : en
  • DE587924C - Process for hot pressing of workpieces made of non-precious metals and their alloys : de en
  • DE587971C - Process for the production of cutlery items with reinforced precious metal coating on the support points : de en
  • DE587722C - Control slide for hydraulically adjusted valves, especially in water gas systems : de en
  • GB401051A - Improved apparatus for sifting enamel, slip, glaze and other materials : en
  • FR754403A - Advanced fishing rod : en fr
  • FR754614A - Moisture-proof paper : en fr
  • US1933753A - Fuel supply system and valve therefor : en
  • US1934196A - Boiler return and vacuum trap : en
  • DE588051C - Tape reel : de en
  • FR754688A - Unbreakable reinforced bar particularly intended for bottle crates : en fr
  • GB401341A - An improved manufacture of lubricating oils : en
  • GB401205A - Process for the manufacture of crystallised esters of the female sexual hormones : en
  • US1934591A - Foot arch support : en
  • GB401011A - Improvements in or relating to vacuum sweeping machines : en
  • DE587978C - Unwinding device for the material web running off a roll, e.g. B. paper : de en
  • FR754470A - Board game : en fr
  • GB401072A - Improvements relating to apparatus for winding a string or the like upon a bobbin orreel : en
  • FR754466A - square with movable branches : en fr
  • GB400989A - Improvements in or relating to indicating instruments combined with clocks : en
  • DE587807C - Process for the electrolytic deposition of palladium : de en
  • DE587890C - Process for the production of phosphate fertilizers : de en
  • US1934556A - Squeegee : en
  • GB401293A - Improvements relating to the control of electric motors : en
  • CA336948A - Electrical resistance device : en fr
  • FR754504A - Hats enhancements : en fr
  • FR754616A - Hydraulic command transmitter : en fr
  • GB401131A - Improvements relating to the manufacture of stable fluid emulsions : en
  • US1933771A - Air conditioning device : en
  • US1933827A - Cellulose organic ester composition containing ethyl gamma-phenoxy butyrate : en
  • US1934494A - Method and apparatus for cleaning and polishing automobiles : en
  • USD90967S - Design for a candlestick base ob : en
  • CA336980A - Dispenser : en fr
  • US1933574A - Treating hydrocarbon oil : en
  • US1934344A - Lubricator : en
  • US1934458A - High vacuum fuse : en
  • US1933671A - Brake mechanism : en
  • US1934153A - Spring assembly for upholstery and mattresses : en
  • DE587868C - Bolt latch lock : de en
  • DK47965C - Apparatus for the carriage of cigar wrappers or finished cigars. : da en
  • AT135327B - Process for the production of heavy rusting aluminum-chromium-iron alloys. : de en
  • AT135350B - Disk gas container. : de en
  • US1933802A - Wet mop : en
  • US1934217A - Electric locomotive : en
  • AU1112933A - Improvements in or relating to amusement boats : en
  • DE583322C - Process for the production of aluminum-silicon-sulphide : de en
  • DE587825C - Rotary piston control for fuel injection pumps : de en
  • GB401055A - Improvements in and relating to welding : en
  • DE587668C - On and off switch in electrical pickups : de en
  • DE588002C - Display stand for confectionery or the like. : de en
  • DE587972C - Deep fire spreading device operated independently of the recoil movement : de en
  • US1933747A - Bookmark : en
  • US1934517A - Differential pressure protective device : en
  • USD90996S - Design fob a curtain or the like : en
  • US1933680A - Signaling system : en
  • US1934488A - Road maintainer : en
  • US1934200A - Electric switch mounting : en
  • US1934377A - Conveyer system : en
  • AT135334B - Process for the production of long-lasting extracts from the fruits of Capsicum annuum. : de en
  • CA336863A - Spring making mechanism : en fr
  • CA336967A - Franking machine : en fr
  • AT135218B - Method for displaying a certain liquid level in vessels. : de en
  • DE587733C - Device for painting, plastering and processing building walls : de en
  • FR754605A - Turbine-operated locomotive : en fr
  • GB401049A - Improvements in the covers of electric tumbler switches : en
  • AT135276B - Device for converting electrical vibrations into mechanical ones. : de en
  • AU1004132A - Improvements in and relating tothe casting of metal balls : en
  • GB401095A - Process of producing a natural fish oil of high therapeutic value and the product thereof : en
  • GB401187A - Improvements in and relating to line composing and casting machines : en
  • CA336941A - Time limit relay : en fr
  • AT135338B - Device for evaporation of solutions, in particular for the extraction of salt. : de en
  • DK47983C - Sheet metal closure for metal containers, e.g. Iron barrels or Iron drums. : da en
  • GB401078A - Improvements in and relating to chimney cowls and ventilators : en
  • GB401224A - An improved display device : en
  • DE587599C - Air gas generator : de en
  • US1933665A - Leather buffing machine : en
  • US1933741A - Holding compartments for paint tablets in sheet metal paint boxes : en
  • US1933764A - Grinding mill : en
  • US1933796A - Blending wood pitch with fatty acid pitch : en
  • US1934162A - Method of forming veils : en
  • US1934398A - Manufacturing of yarn : en
  • USD91003S - Design fob an advertising display : en
  • US1934049A - Hydrocarbon cracking process : en
  • US1934476A - Brake : en
  • GB401133A - Improvements in and relating to machines for applying coatings to articles such as cream or the like to biscuits, cakes or the like : en
  • US1934574A - Means for converting the frequency of electric oscillations : en
  • AT135450B - Depolarizing electrode for electrical elements. : de en
  • AT135202B - Envelope. : de en
  • AT135297B - Junction box for electrical lines. : de en
  • US1933666A - Draft rigging : en
  • CA336890A - Rock drill bit : en fr
  • US1934549A - Douge divider with compartment disk : en
  • USD90973S - Design for an aerial eliminator : en
  • US1933598A - Boat : en
  • DE587635C - Scraper for disc or grooved gratings : de en
  • DE587739C - Process for the production of stamping dies for records : de en
  • AT135448B - Process for the production of preparations containing sulfur, which produce colloidal solutions with water. : de en
  • AT135436B - Optical signaling device for guest or coffee house tables. : de en
  • DE587628C - Telegraph system in which the connection of the individual subscriber stations is made by self-connecting exchanges : de en
  • GB400995A - Improvements in or relating to electrical oscillation generators : en
  • USRE18987E - bouton : en
  • US1933994A - Curtain and drapery support for windows : en
  • US1933575A - Milling head attachment : en
  • US1934548A - Pressure responsive device : en
  • US1934561A - Lens system : en
  • US1934596A - Gas destroyer : en
  • US1934638A - Alkaline filler : en
  • DE586425C - Device for attaching valve bags to the filling nozzles of valve bag packing machines : de en
  • US1934632A - Control system for prime mover generator plants : en
  • AT135369B - Shell-like packaging casing, in particular for sweets. : de en
  • CA336976A - Semi-trailer : en fr
  • CA337032A - Cigarette making machine : en fr
  • US1934276A - Ice cream freezer : en
  • US1934000A - Scaffold : en
  • US1934230A - Arcing frequency changing system : en
  • AT135217B - Support leaf spring support. : de en
  • AT135437B - Method and device for charging rotary kilns with sludge-like material to be fired. : de en
  • US1934088A - Sanding machine : en
  • US1933578A - Eyeglasses for correcting retinal image asymmetry : en
  • US1933754A - Process for purification of pentaerythritol tetranitrate : en
  • US1933990A - Supercharger control : en
  • AT135318B - Process for the production of artificial threads or other products. : de en
  • CA337011A - Ammonium sulphate manufacture : en fr
  • US1933597A - Floating harbor for amphibians, flying boats, and seaplanes : en
  • US1933763A - Changing sign : en
  • GB401109A - Improvements in or relating to tool chucks : en
  • FR754546A - Cylinder for hydraulic transmission devices : en fr
  • FR754657A - Apparatus for recording and reproducing sound : en fr
  • AT135431B - Gaiters, leg tubes, etc. like : de en
  • US1934151A - Safety razor blade : en
  • US1933799A - Process for preparing parahydroxy-phenyl-glycine : en
  • US1934611A - Escapement : en
  • US1934542A - Mop : en
  • US1933798A - Manufacture of propellers : en
  • US1934082A - Reduction of ore : en
  • US1934525A - Wave transmission system : en
  • AT135396B - Device for regulating the temperature and humidity of room air. : de en
  • FR754553A - pedal operated fuel saver : en fr
  • GB401047A - Ferrules for connecting branch pipes to mains : en
  • DE587812C - Parachute toys : de en
  • DE587852C - Arrangement for determining the amount of dust in a dusty air or gas stream flowing in a pipe : de en
  • FR754378A - Firearm : en fr
  • DE587861C - Multi-spindle automatic lathe : de en
  • DE587962C - AC multi-motor drive for work machines : de en
  • GB401160A - Manufacture of threads : en
  • GB401267A - Car and trailer group for camping : en
  • DE587750C - Display device for radiator : de en
  • DE587986C - Storage and removal housings, especially for dental tools : de en
  • US1934144A - Mop cleaner and dust receptacle : en
  • US1934157A - Inking mechanism : en
  • FR754384A - Improvements to hydrocarbon stoves : en fr
  • FR754686A - Microscope : en fr
  • FR754672A - Camera with a viewing chamber arranged above the imaging chamber : en fr
  • FR754679A - Improvements relating to cotton preparation processes for spinning : en fr
  • GB401147A - Improvements in and relating to the manufacture of cartridge cases and apparatus therefor : en
  • FR754628A - Clasp mount especially for ladies' bags : en fr
  • FR754683A - Process of saponification of organic esters of cellulose : en fr
  • GB401039A - Improvements in or relating to gyroscopic apparatus : en
  • US1934021A - Method of making boilers : en
  • US1934064A - Lining of high pressure tubular articles : en
  • US1934066A - Lubricator : en
  • US1934212A - Piezo-electric crystal oscillator circuit : en
  • GB401233A - Improvements in and relating to lubricating devices : en
  • US1933661A - Wrapping bundle or coil of wire and like articles : en
  • US1934602A - Selective antenna circuit : en
  • DE587730C - Device for the automatic cleaning of the knife of bread slicers : de en
  • GB401188A - An improved method of and means for generating under pressure combustion products mixed with steam : en
  • USD90976S - Design for a heel plate : en
  • US1934121A - License tag : en
  • AU996332A - Improvements in and relating to portable gas producers : en
  • AT135447B - Radio signal transmission device. : de en
  • US1934608A - Refrigerator control : en
  • US1934613A - Production of acrylic esters from beta-chloropropionic esters : en
  • US1933725A - Turnstile : en
  • US1934044A - Drilling machine : en
  • US1933988A - Lens : en
  • FR754437A - Lighter : en fr
  • FR754517A - Liquid dispenser : en fr
  • FR754589A - Hygienic distributor rotating silo for handling household waste or other materials : en fr
  • US1934325A - Bundle loading device : en
  • US1934239A - Making hollow articles of cast metal : en
  • USD90984S - Design for a show case : en
  • US1933928A - Secondary battery : en
  • US1934069A - Container cap : en
  • US1934418A - Optical projection : en
  • CA336895A - Article dispensing and positioning apparatus : en fr
  • DE587983C - Process and device for the decomposition of hydrocarbon oils under pressure : de en
  • US1933614A - Ice cube tray for refrigerators : en
  • AT135326B - Aluminum-chrome steels. : de en
  • DE587677C - Holding device for metal foil insulation against heat exchange : de en
  • US1934079A - Electrical prospecting : en
  • US1934232A - Slide rule : en
  • US1934421A - Fluoroscope : en
  • AT135293B - Arc welding system. : de en
  • AT135403B - Method and device for hot water heating with intermittent water circulation. : de en
  • FR754610A - Washing machine for agricultural products : en fr
  • FR754685A - Improvements in the treatment of fibers or the like : en fr
  • GB401026A - Improvements in and relating to envelopes : en
  • US1934169A - Textile machinery spool core : en
  • DE587066C - Upper jaw attachment : de en
  • DE587595C - Device for forming the geometric sum or difference between two vector quantities, preferably for regulating the voltage in networks : de en
  • DE587742C - Pointer counter with four decadic values : de en
  • DK47982C - Porous Ventilation device for fermenting liquids. : da en
  • US1934142A - Rail fastener : en
  • USD90968S - Design fob a vehicle tire : en
  • FR754518A - Improvements to cathode ray tubes : en fr
  • FR754530A - Device for supplying current to electric resistance welders producing an in-line weld, by means of mobile rollers : en fr
  • GB401063A - Improved process for the production of mercurised printing plates : en
  • GB401207A - Process for the production of explosives : en
  • FR754621A - Advanced soap dish : en fr
  • AT135398B - Device for regulating the temperature and humidity of room air. : de en
  • CA336873A - Disc ribbed pipe manufacture apparatus : en fr
  • US1934050A - Liquid dispensing device : en
  • US1934305A - Method for the preparation of zinc sulphate solutions : en
  • US1934646A - Cement handling apparatus : en
  • US1934136A - Lock for containers : en
  • DE587959C - Cast-encapsulated switchgear consisting of several individual panels with withdrawable oil switches : de en
  • FR754436A - Water soluble alkyl mercury mercapto compounds and process for their preparation : en fr
  • GB401033A - Improvements in or relating to electrical signalling systems : en
  • DE587891C - Valveless mercury vacuum pump with downpipe, especially for venting cooling equipment : de en
  • US1933891A - Direction indicator : en
  • US1934562A - Coal cutting machine : en
  • US1933863A - Shock absorber : en
  • DE587967C - Glasses for glasses, especially protective goggles, and gas masks : de en
  • FR754590A - Elastic shaft coupling : en fr
  • GB401085A - Improvements in and relating to pistons and piston-packing rings : en
  • US1933922A - Harvester : en
  • US1934676A - Apparatus for feeding molten glass : en
  • US1933772A - Thick walled pressure vessel : en
  • US1933643A - Folding container for merchandise : en
  • US1934667A - Fluid pressure system : en
  • DE587835C - Vice of a die setting and line casting machine : de en
  • FR754586A - Multi-piece chipboard enclosure with metal mounting bracket : en fr
  • US1934520A - Alloy steel : en
  • DE587786C - Road planer : de en
  • DE587801C - Articulated boiler with lower burnout : de en
  • AT135335B - Process for making bread and other baked goods. : de en
  • CA336963A - Liquid dispensing apparatus : en fr
  • DE588035C - Device for the wet treatment of yarn strands on eccentrically rotating strapping devices : de en
  • DE587666C - Screw gauge for inside measurements : de en
  • US1934440A - Process of concentrating ore by flotation : en
  • GB401130A - Improvements in rotary engines : en
  • GB401340A - Process for producing colour pictures from silver pictures : en
  • GB401240A - Improvements in or relating to electric discharge tubes : en
  • US1933854A - Method of making cinematographic exposures : en
  • US1934085A - Measuring apparatus : en
  • US1934293A - Cable lock and anchor for revolving door wings : en
  • US1933775A - Production of derivatives of cresol ethers : en
  • US1933689A - Three-way dump truck : en
  • GB401333A - Method of making chocolate syrup : en
  • US1933823A - Cut film and plate-holder : en
  • US1933903A - Flow bean : en
  • GB401006A - Improvements in and connected with doctors of paper machines : en
  • GB401064A - Improvements in electric signs : en
  • GB401070A - Improvements in or relating to automatically variable changespeed gearing : en
  • FR754414A - Fungicidal products and their manufacturing processes : en fr
  • FR754380A - Maximum switch, in particular automatic installation switch : en fr
  • US1934614A - Furnace : en
  • DE587889C - Blade carrier for radially loaded turbines : de en
  • GB401169A - Method and apparatus for predetermining the size of rebored cylinders : en
  • GB401263A - Improvements in connecting devices : en
  • US1933739A - Process of producing glass : en
  • US1934347A - Screw : en
  • US1934369A - Electric discharge device : en
  • US1933676A - Preparation of cellulose acetate and the like : en
  • DE587662C - Plant for the production of rubber-impregnated tape laps : de en
  • GB401136A - Improvements in joint covering beadings : en
  • FR754551A - Articulation device for metal roller shutter slats : en fr
  • FR754699A - Vaporizer heater : en fr
  • GB402077A - Improvements in or relating to methods of cutting tubes into lengths and apparatus therefor : en
  • DE587626C - Stopcock to be switched on in the compressed air supply line of a compressed air tool : de en
  • FR754464A - Method and device for the production of metallography clichés : en fr
  • GB401141A - Improvements in or relating to detachable soles and heel lifts or protectors : en
  • GB401040A - Improvements in machines for testing the dynamic balance of rotary bodies : en
  • DE588036C - Device for singeing textiles with gas or vapor fuel : de en
  • US1933782A - Motion picture camera : en
  • US1933991A - Electric refrigerator accessory : en
  • GR4393B - TOOL FOR THE OIL HARVEST. : el en
  • US1934164A - Window guard : en
  • DE587653C - Process for the treatment of washing solutions from gas cleaning processes : de en
  • FR754595A - Control for discharge vessels, controlled by grid and filled with gas or steam, in alternating rectifier coupling : en fr
  • FR754691A - Paving stone for road signs and other applications : en fr
  • US1933993A - Water soluble derivatives of indigoid dyestuffs : en
  • FR754545A - Improvements to starters : en fr
  • US1933793A - Wrapper for poultry heads : en
  • US1933752A - Coin chute for vending machines : en
  • US1933935A - Well head : en
  • US1934565A - Air temperature regulating apparatus : en
  • DE587729C - Crucible furnace for melting electrically conductive materials, in particular metals : de en
  • DE587751C - Device for setting radiator cover flaps in cooling systems in vehicle internal combustion engines : de en
  • GB401086A - Improvements in electric lighting installations : en
  • DE587899C - Process for the thermal splitting of hydrocarbon oils : de en
  • DK47985C - Clamp for Clamping of Garments and the like. : da en
  • FR754642A - Improved low temperature carbonization process : en fr
  • US1934106A - Cigarette dispensing device : en
  • DE587976C - Steam boiler with indirect heating : de en
  • GB401221A - Improvements in and relating to automatic circuit-breakers : en
  • GB401258A - Improvements in or relating to fur fasteners : en
  • US1933887A - Late news printing machine : en
  • USD90969S - Design fob a cabinet : en
  • DE587709C - Production of a stable ammonium molybdate solution : de en
  • DE587792C - Protection device for electrical distribution systems : de en
  • FR754615A - Method and device for grinding curved surfaces : en fr
  • GB401132A - Manufacture of dyestuffs of the anthraquinone series : en
  • GB401209A - Improvements in and relating to liquid meters : en
  • GB401254A - Improvements in variable condensers for use in radio-electric receiving apparatus : en
  • FR754393A - Device producing oscillations : en fr
  • US1934310A - Visibility meter and method of measuring visibility : en
  • US1933839A - Bathroom fixture : en
  • US1933853A - Device for feeding steam boilers generating steam of high pressure : en
  • US1934020A - Mechanical gas valve : en
  • FI15543A - Pulsator for mjölkningsmaskin : en fi
  • GB401084A - Improvements in and relating to methods of manufacturing electrical coils : en
  • US1934302A - Lung collapsing hammock : en
  • US1934425A - Burial casket bed : en
  • DE1280732U - : de en
  • GB401213A - Improvements in heaters for liquids : en
  • GB401050A - System of connecting nozzles or branch pipes to pressure vessels : en
  • GB401124A - Improvements in or relating to safety razors : en
  • FR754481A - Branch or junction connector for electrical conductors : en fr
  • GB401005A - Device for supplying fire-extinguishing foam to oil tanks : en
  • DE587572C - Circuit arrangement for coin collection points in telephone systems with dialer operation : de en
  • DE587914C - Holding arm for electric pickups : de en
  • AU1093633A - Improvements in current collecting devices for electric railways : en
  • FR754532A - : fr
  • FR754706A - Device to allow a reciprocal exchange of energy between two alternating current networks : en fr
  • FR754534A - Foot control device : en fr
  • GB401114A - Method of and device for regulating the supply of tobacco to cigarette making machines : en
  • FI15534A - Vibrations for the vehicle : en fi
  • GB401017A - Improvements in electro-magnetically-operated electric switches : en
  • DE587558C - Device for achieving a controllable downtime of hydraulically moving tool parts, in particular grinding machine parts, when reversing with switching on an auxiliary piston under the pressure of the pressure medium lines : de en
  • DE587824C - Process for the production of collective phonograms from existing phonograms : de en
  • DE587860C - Insulating agent against heat hazards, in particular for pipes : de en
  • DE587867C - Cushioning, especially for motor vehicles : de en
  • FR754397A - Muffle, with autoclave closure, more particularly usable in dental prosthesis : en fr
  • US1934307A - Seat : en
  • CA336932A - Paint vehicle for flaked pigments : en fr
  • AT135201B - Copy device for accounting purposes. : de en
  • AT135385B - Wheel rim. : de en
  • CA336904A - Locking device for type matter : en fr
  • DK47974C - Ball Joint for Use in Gas Meter Control Mechanisms. : da en
  • AT135386B - Procedure for operating electric railways. : de en
  • US1934515A - Electrolytic condenser : en
  • DE587850C - Method and device for illuminating polarization instruments with monochromators : de en
  • CA337004A - Heating and ventilating apparatus : en fr
  • US1933556A - Separation of alcohol from ammonia : en
  • GB401655A - Improvements in electric indicating devices : en
  • DE587870C - Process for gluing fabrics, in particular leather on leather : de en
  • US1934181A - Tire grooving tool : en
  • US1934461A - Barrel for burnishing or the like : en
  • US1933789A - Photographic developer for use at high temperatures : en
  • DE587600C - Process for regenerating active coal : de en
  • GB401083A - Improvements in eye shades : en
  • GB401194A - Improvements in and relating to the propulsion of ships : en
  • GB401321A - Improvements in electric lamp fittings for illuminated signs : en
  • DE587531C - Grate for burning poor fuels : de en
  • DE587761C - Ship shape : de en
  • DE587854C - Two-stroke internal combustion engines with two parallel cylinders, each with a combustion chamber and a pre-compression chamber : de en
  • DE588007C - Filler pencil : de en
  • FR754576A - Piezoelectric oscillator or resonator : en fr
  • US1934005A - Method of preparing stable aqueous emulsions of lecithin and oil : en
  • US1934393A - Container : en
  • FR754677A - Thermal overload circuit breaker : en fr
  • GB401015A - Improvements in the construction of pit-tub bodies and the like : en
  • DE581578C - Method of making sponge iron : de en
  • FI15551A - Sät att tillverka lateximpregnerat papper eller Papp : en fi
  • AT135371B - Tighter for ski bindings. : de en
  • DE587839C - Device for short-circuiting and makeshift earthing of electrical cables : de en
  • FR754471A - Lift wing device for flying devices : en fr
  • GB401027A - Improvements in coil winding machines : en
  • GB401177A - Improvements in or relating to multi-cylinder fuel injection pumps for internal combustion engines : en
  • GB401120A - Improved manufacture of esters and thio esters substituted in the acid residue : en
  • DE587619C - Jumping camera : de en
  • DE587846C - Process for the preparation of ointments : de en
  • GB401002A - Improvements in, or relating to, double-barrel sporting guns of the under-and-over type : en
  • GB401112A - Improvements relating to cooling radiators and similar heat exchangers : en
  • GB401300A - Improvements in or relating to machines for cutting up wood, vegetables or other like materials : en
  • DE581577C - Binder : de en
  • DE588011C - Ring roller press for briquetting of cohesive material, especially dry lignite : de en
  • FI15548A - Wood pulp : en fi
  • DE587804C - Tillage equipment : de en
  • FR754528A - Control device for speed change for cycles : en fr
  • FR754690A - Method and device for purifying, odorless and silencing and detoxifying exhaust gases, in particular exhaust gases from internal combustion engines and similar machines : en fr
  • FR754697A - Elastic tulles : en fr
  • FR754472A - Circular knife : en fr
  • GB401208A - Improvements in and relating to electric welding machines : en
  • FR754597A - Installation of electrically wound armature capacitors : en fr
  • FR754607A - Shuttle fighter : en fr
  • AT135280B - Process for converting direct current into alternating current or from alternating current into other, preferably lower, frequency by means of controlled discharge paths. : de en
  • CA336978A - Hair clasp : en fr
  • DE587940C - Security lock, such as box lock, mortise lock, central bolt lock, etc. Like., for safes, safe doors and valuables of all kinds : de en
  • US1933641A - Method of and apparatus for proportioning gaseous fluids : en
  • AT135340B - Methods of preventing explosions during welding and similar work. : de en
  • US1934282A - Garment material and pattern : en
  • DE587903C - Vaulted ceiling for furnaces : de en
  • DE587618C - Process for the production of pressed lead coats with a pressed core made of harder metal : de en
  • DE587681C - Tensioning device for bonnet locks with a tension lever : de en
  • AT135214B - Device for the production of spaetzle u. like : de en
  • AU993732A - Improvements in and relating togas producers : en
  • CA336880A - Toasting machine : en fr
  • DE587658C - School and drawing board with several individual boards : de en
  • DE587925C - Laengsnahtloetmaschine : de en
  • CA336960A - Liquid dispenser : en fr
  • AT135429B - Method and device for the production of ring-shaped whetstones from artificial stone mass. : de en
  • AT135285B - Mechanical relay. : de en
  • US1933586A - Garment fastening device : en
  • US1934184A - Electrodynamic loud speaker : en
  • US1933596A - Dispensing : en
  • US1934334A - Closure retainer : en
  • US1934391A - Machine for extruding shaped pieces : en
  • US1934202A - Metal cutting machine : en
  • US1934610A - Process of producing hydrogen cyanide : en
  • USD90988S - Design for a biscuit baker : en
  • US1934603A - Refrigerator : en
  • US1933899A - Belt : en
  • CA337018A - Paper manufacture : en fr
  • AT135449B - Arrangement for the medical utilization of currents of high-frequency vibrations, in particular such short wavelengths. : de en
  • US1933869A - Packing container : en
  • US1934004A - Process and apparatus for treating heavier hydrocarbons : en
  • US1933730A - Dust collector : en
  • US1933879A - Basket making machine : en
  • US1934097A - Manufacture of grid electrodes : en
  • US1934597A - Oscillation damper for shafts : en
  • US1933682A - Measuring apparatus : en
  • US1934402A - Telephone system : en
  • DE578715C - Electric motorized bell ringing device : de en
  • US1933609A - Multiple stage pulp washer : en
  • US1933717A - Time controlled switch : en
  • CA336896A - Filling and measuring apparatus : en fr
  • FI15546A - Security envelope : en fi
  • FR754689A - Propulsion device for submarines : en fr
  • FR754626A - Production and application of new auxiliary agents for the textile industry : en fr
  • US1933769A - Hose coupling : en
  • US1934171A - Method of preparing zinc phthalate : en
  • DE587686C - Joint supports for shoes : de en
  • DE588034C - Lead pipe press : de en
  • US1933535A - Harvester : en
  • US1933562A - Film magazine : en
  • US1933837A - Doctor blade for rolls, cylinders, and the like : en
  • USD90980S - Design fob a clock case or similar : en
  • DE587586C - Process for the preparation of optically levorotatory 1-phenyl-2-aminopropanol- (1) : de en
  • GB401041A - Improvements in or relating to the reformation of deformed can bodies, or the like : en
  • DE587611C - screen : de en
  • US1934135A - Splash guard : en
  • US1933570A - Printing instrumentalities for typewriting machines : en
  • US1933767A - Automatic circuit breaker system : en
  • US1933951A - Casing tester : en
  • US1934335A - Electrical insulating material : en
  • GB401096A - Improvements in or relating to valves and methods of making the same : en
  • US1933835A - Plotting instrument : en
  • US1933626A - Safety closure fastener for windows and doors : en
  • US1933912A - Engine : en
  • US1934156A - Method of applying decorative compositions : en
  • US1934473A - Hose protector : en
  • DE587901C - Safety device to prevent the backflow of gas : de en
  • DK47971C - Screen device for circular saws. : da en
  • FR754592A - Improvements to vehicle door supports or the like : en fr
  • DE587430C - Line typewriter writing on a flat plane : de en
  • DE587768C - Clock with rotating hour and minute discs : de en
  • DE587404C - Cross support for turning frames : de en
  • FI15558A - Förfaringssätt och anordning för fuktning av hygroskopiska kroppar, särskilt tobak : en fi
  • FR754612A - Flap enhancements for adjusting air flow or other fluids : en fr
  • FR754694A - Removable heel fixed by pressure : en fr
  • DE587712C - Device for removing foreign gases in absorption machines : de en
  • FR754552A - Improvement in tool holders : en fr
  • FR754654A - Gradual closing fountain : en fr
  • US1933965A - Trouble light : en
  • US1934364A - Impulse receiving system : en
  • US1933658A - Automatic steam blower : en
  • US1934125A - Range : en
  • FR754591A - Improvements to electrical transmission systems using lines fitted with repeater devices : en fr
  • GB400987A - Improvements in or relating to double-barrel sporting guns of the under-and-over type : en
  • GB401162A - Improvements in and relating to stencil blanks and stencils : en
  • US1933779A - Container : en
  • US1933949A - Fan wheel for automobiles : en
  • FR754433A - Improvements to the gussets for hood clips : en fr
  • DE587842C - Device for the automatic disconnection of a diseased phase conductor and for the automatic connection of a replacement conductor : de en
  • DK47996C - Device for electric bicycle lights. : da en
  • US1934277A - Die stamping machine : en
  • US1934430A - Necktie-rack : en
  • GB401081A - Rotary internal combustion engine : en
  • DE587759C - Spring-loaded curved bicycle frame : de en
  • DE587953C - Drive arrangement for the bridge roller : de en
  • GB401028A - Improvements in gear cutters : en
  • DE587347C - With cutting disk and scraper working chopping machine for sugar beet or the like. : de en