• GB443370A - Improvements in or relating to heating systems employing a circulating liquid heat carrier : en
  • US2031389A - Packed, flexible, conduit joint : en
  • US2030907A - Cam generating machine : en
  • US2031254A - Heat insulated food package : en
  • FR794480A - Rice powder spray device or the like : en fr
  • GB442862A - Power transmitting and change speed apparatus : en
  • GB442880A - Improvements in or relating to electrolytic condensers : en
  • US2031547A - Potato planter : en
  • US2031482A - Vehicle spring suspension : en
  • FR794419A - Bodywork refinements : en fr
  • FR794680A - Combined device for recalibrating, defusing, re-priming and crimping hunting sockets : en fr
  • GB442833A - A machine for boring taper holes : en
  • USD98595S - Design fob a smoking stand : en
  • DK51275C - Lunch box. : da en
  • FR794562A - Process for the simultaneous recovery of gasoline and ethylene contained in industrial gases : en fr
  • GB443084A - Improvements relating to the circulating and/or conditioning of air, applicable particularly to hair drying apparatus : en
  • US2031418A - Apparatus for making containers : en
  • DE625924C - Tube circuit with adjustable gain : de en
  • US2031424A - Flexible internal stop : en
  • CA356017A - Wool-like fibre production : en fr
  • FR794433A - Improvements to calipers for shafts or other similar devices : en fr
  • GB442814A - Improvements in or relating to carpet sweepers : en
  • FR794483A - Cabinet comprising a refrigerating appliance : en fr
  • GB442982A - Improvements in and relating to a pack of cards for playing card games : en
  • DE625896C - Torsion-resistant mortise gate : de en
  • USD98593S - Design for a smoking stand : en
  • DE626124C - Sofa bed convertible into a double bed : de en
  • US2030846A - Adjustable burnishing reamer : en
  • US2031513A - Railway switch mechanism : en
  • US2031543A - Bank protecting device : en
  • DE625975C - Monitoring device for multiple fed distribution systems : de en
  • DE622508C - Process for the preparation of aminoacetic acid hydrazides : de en
  • FR794463A - Clasp for packages : en fr
  • US2030870A - Hydrocarbon oil treatment : en
  • USD98592S - Design fob a coat : en
  • USD98644S - Design for a fishing fly : en
  • US2031059A - Transmission mechanism : en
  • US2031421A - Attachment for mining machines : en
  • DE626158C - Diaphragm pump : de en
  • CA355971A - Locomotive : en fr
  • USD98643S - Design fob a combined handbag : en
  • GB443132A - Spool holders for photographic roll film cameras : en
  • DE625845C - Changeable double plug : de en
  • GB443073A - Improvements in or relating to tins, canisters and like containers : en
  • US2030881A - Vessel : en
  • US2031230A - Field standard for testing liquid measuring devices : en
  • USD98654S - Design for a lamp base : en
  • CA356064A - Paper weight regulator : en fr
  • GB443136A - Improvements in and relating to automatic lathes : en
  • GB443146A - An improvement in washing machines : en
  • DE625822C - Device for supplying high-voltage glowing cathodes of discharge tubes, especially in X-ray systems, by means of a generator : de en
  • FR794675A - Improvements to funnels used in centrifugal rayon spinning machines : en fr
  • FR794558A - Improvements to electrically controlled machine tools : en fr
  • US2031100A - Oscillation generator : en
  • US2031445A - Automatic regulating apparatus for steam heating systems : en
  • US2031514A - Electric circuit interrupter : en
  • FR794514A - Remote control and telemetry device : en fr
  • GB443054A - Improvement in apparatus for filling foundry flasks : en
  • GB442961A - Improvements relating to trench digging excavators : en
  • GB443057A - Improved installation for the washing of vehicles : en
  • GB443122A - Improvements in devices for closing doors : en
  • DE625651C - Drilling crane with discount device : de en
  • DE626011C - Oil burner with internal generation of the atomization steam : de en
  • FR794674A - Handling device : en fr
  • DE625998C - Evaporator for a steam generator indirectly heated by a circulating heat carrier : de en
  • GB443041A - Improvements in hydraulic motors or pumps : en
  • DE625922C - Swivel joint for hot gas lines, e.g. for tiltable Siemens-Martin ovens and mixers : de en
  • US2031275A - Adhesively coated sheet material : en
  • DE618131C - Shielding cap : de en
  • DK51272C - Device by rails in street paving to counteract the penetration of moisture along the rails. : da en
  • GB442962A - Improvements relating to moulds for pulp articles and the like : en
  • GB442827A - Method and device for producing a fabric with very dense web : en
  • US2030976A - Safety guard and control system : en
  • US2031334A - Offset side supported tool holder : en
  • US2031379A - Carburetor : en
  • DE625854C - Impact roller for vacuum cleaner with adjustable brush arranged in it : de en
  • DE626023C - Scales for weighing pipes, bars, profile iron or the like. : de en
  • FR794577A - Polychrome microgranular filters for use in photochromy and processes for their manufacture : en fr
  • FR794584A - Fish slicing machine : en fr
  • DE625974C - Device for generating a periodic voltage curve with steep positive voltage peaks for grid control of electric vapor or gas discharge paths with arc-shaped discharge : de en
  • AU2005034A - Improvements in or relating to cigarettes : en
  • US2031324A - Radiator grille : en
  • GB442845A - Improvements in bearings or joints : en
  • DE626203C - Bowl holder : de en
  • FR794557A - Improvements to devices intended to amplify electrical variations : en fr
  • US2030963A - Discharge tube : en
  • US2031411A - Rectifier : en
  • US2031051A - Automatic chucking machine : en
  • US2031144A - Nonflammable cleaning solvent : en
  • DE626046C - Weft cutting device : de en
  • DE626233C - Anti-glare lens and anti-glare glasses, e.g. for motor vehicle headlights or drivers : de en
  • DE625990C - Device for exchanging inserts, collar and. Like. On garments using snaps : de en
  • US2031549A - Crane : en
  • US2030914A - Brake testing apparatus : en
  • US2031042A - Internal combustion engine : en
  • US2031199A - Coal burner : en
  • FR794617A - Mounting and fixing method for outsole for shortening : en fr
  • US2030898A - Vaporizer : en
  • US2031093A - Wheel and axle assembly : en
  • US2031465A - Signaling system : en
  • AU2005234A - Improvements in or relating to cigarettes : en
  • CA355995A - Cigarette and cigar holding device : en fr
  • DE626042C - Conveyor and demoulding device on longitudinally divided molds for the production of moldings from concrete or similar materials : de en
  • FR794441A - Transport device, driven by propeller, and running on a single rail : en fr
  • FR794677A - spreader of gravel, gravel and other similar materials, applicable in the graveling of roads, roads, etc. : en fr
  • AU2008934A - Improved animal race starting machine : en
  • CA355999A - Electrical distribution system : en fr
  • DE625715C - Ship shape for cargo and passenger ships with a parallel central ship : de en
  • DE626276C - Method for avoiding harmful crosstalk coupling caused by wire displacement in four-stranded telephone cables : de en
  • US2031186A - Automatic brake : en
  • US2031472A - Hand tire-groover : en
  • USD98581S - Abticles of appabel : en
  • US2030849A - Window control device for automobiles and other traveling vehicles : en
  • US2031524A - Tobacco smoking pipe : en
  • AU2141835A - Improvements in staple fibre yarns and their manufacture from continuous filaments : en
  • AU2360835A - Improvements in or connected withthe making of mortar-bound macadamised roads : en
  • DE625907C - Process for checking the network compensation in high-voltage networks protected by earth fault extinguishing devices without impairing operation : de en
  • DE626082C - Process for the production of a coating compound for road surfaces or paving blocks using rubber : de en
  • DE626224C - Braun tube with directly heated glow cathode : de en
  • GB443056A - Improvements relating to the manufacture of esters from alcohols : en
  • DE555664C - Footwear with an inflexible bottom part arranged in the rear part of the shoe : de en
  • DK51294C - By welding made box-shaped stand for upright incinerators. : da en
  • GB443080A - Improvements relating to the mounting upon or fixing to floors or vibratory foundations of furniture or other load supports : en
  • US2031029A - Container : en
  • US2031368A - Method of lubrication and lubricant therefor : en
  • USD98586S - Design fob a buckle : en
  • GB443109A - Improvements in circular looms : en
  • GB442841A - Improvements in, or relating to, change-over switches for electric cooking and heating appliances : en
  • US2031170A - Vehicle indicating lamp : en
  • USD98624S - Design for a lens fob motor vehicle : en
  • US2031439A - Weighing scale : en
  • US2031500A - Sound reproducing system : en
  • AU2126735A - Improvements in apparatus producing or using ultrahigh-frequency electric oscillations : en
  • DE625876C - Method and device for uniform mixing of powdery mixtures : de en
  • DE625984C - Drive device for propellers : de en
  • DE625936C - Grate firing with vertical fuel supply shaft, which is suspended over the top of a roof-shaped inclined grate : de en
  • DE626200C - Support arm, especially for rods of hall wardrobes, umbrella stands, towel holders and the like. like : de en
  • FR794646A - Process for obtaining photomechanical reproductions of animal skins and grains : en fr
  • GB443002A - Process for improving the chemical stability of light-metals and alloys thereof : en
  • GB442917A - Improvements relating to motor vehicle underframes : en
  • US2031367A - Display device : en
  • US2031491A - Sole attaching apparatus : en
  • US2031062A - Automatic parking brake : en
  • AU2119935A - Improvements in or relating to electric motor controlling and like switching arrangements : en
  • US2031132A - Machine for casting stereotype plates and the like : en
  • USRE19855E - Bell ringer : en
  • US2030984A - Automatic electroplating machine : en
  • US2030915A - Pad for applying pressure to shoe bottoms : en
  • US2031067A - Automatic transmission : en
  • DE626057C - Schraempicke with inserted hard metal cutter carrier : de en
  • DE582082C - Terraced house with outside walkway : de en
  • GB443486A - Improvements in or relating to the treatment of fibrous materials with aqueous liquids : en
  • GB442912A - Improvements in plugs for breaking up concrete, or the like : en
  • DE625904C - Circuit arrangement for telephone systems with dialer operation : de en
  • DE626155C - Process for the preparation of meat extract : de en
  • US2031106A - Production of oscillations : en
  • US2031217A - Guard for automotive vehicle bumpers : en
  • GB443026A - Improvements in and relating to the hinges of the doors of cooking ranges and stoves : en
  • US2031400A - Apparatus for making combs : en
  • US2031056A - Tubing catcher : en
  • USD98641S - Design for lace : en
  • US2031194A - Building block : en
  • US2031541A - Engine cooling system : en
  • DE625627C - Floatless carburetor : de en
  • US2031261A - Seal-flap gumming and drying in envelope machines : en
  • US2031317A - Tractor : en
  • US2031456A - Pump construction : en
  • US2031499A - Adjustable repair clamp for bell and spigot joints : en
  • US2031431A - Quenching oils : en
  • DE625967C - Roller grate for screening loose debris : de en
  • DE626160C - Twin wheel for trucks : de en
  • GB442816A - Improvements in or relating to holders for cosmetic and like sticks or crayons : en
  • DE626114C - Discharge of the centrifuged material from the drum : de en
  • DE626010C - Process for the production of an adhesive intended for gluing paper to all kinds of materials : de en
  • DE626129C - Method and device for germinating barley and. like : de en
  • FR794554A - : fr
  • DE626248C - Device for cutting onions, fruits u. like : de en
  • DE626265C - Process for producing master copies containing both images and writings : de en
  • FR794409A - Refuge to facilitate the crossing of the roadways by pedestrians : en fr
  • FR794663A - Improvements to stretchers and their supports : en fr
  • GB443092A - Improvements in and relating to fractionating columns : en
  • CA356018A - Cigarette manufacture : en fr
  • US2031124A - Chaise longue : en
  • DE626239C - Device for the arc extinguishing in oil switches : de en
  • CA356015A - Cigar container : en fr
  • CA356059A - Siliceous refractory : en fr
  • US2030857A - Electrical circuit analyzer : en
  • US2031114A - Demountable wheel : en
  • US2030962A - Moistureproof material and method of making same : en
  • AU1957134A - Method forthe wireless transmission and reception of television images : en
  • GB443087A - Improvements in and relating to electric discharge vessels of glass : en
  • DE626247C - Dentifrices : de en
  • DE626212C - Paper container : de en
  • FR794648A - Improvement in billboards : en fr
  • AU2121035A - Improved appliance for tennis practice : en
  • FR794467A - Internal combustion engine with variable area pre-ignition chamber : en fr
  • GB443017A - Improvements in lead-in conductors for transformers, switchgear and like electrical apparatus enclosed in metal casings : en
  • US2030961A - Operator's telephone circuit : en
  • AU2119535A - Improvements in and relating to autographic registers : en
  • GB443148A - An improved hard court for games, and composition for its manufacture : en
  • GB442910A - Vacuum servo brakes for vehicles : en
  • CA356010A - Transformer fault detector : en fr
  • US2031488A - Check for piano actions : en
  • US2031528A - Wire broadcasting system : en
  • DE626026C - Injection carburetor : de en
  • DE625943C - Poultry plucking machine : de en
  • DE625956C - Gasket intermediate layer made of light metal : de en
  • FR794530A - Frame for incandescent electric lamps : en fr
  • GB442993A - An arrangement for facilitating the bundling of rolled rods : en
  • US2031423A - Power plant : en
  • CA355986A - Liquid gauge : en fr
  • DE626256C - Belt connection : de en
  • FR794490A - Accounting device without postponements : en fr
  • US2030875A - Fishing apparatus : en
  • US2031376A - Mining machine : en
  • US2030931A - Electron coupled thermionic oscillator : en
  • US2031558A - Relief valve for hot water systems : en
  • GB443035A - Improvements in bottles and like containers and closures therefor : en
  • US2031373A - Loose leaf binder : en
  • US2031341A - Piston ring : en
  • DE626266C - Process for the production of relief molds by molding colloid reliefs : de en
  • GB443196A - Improvements in or relating to pipe containers : en
  • US2031335A - Control for heat generators : en
  • US2031401A - Apparatus for severing bias cut fabric : en
  • US2031025A - Hydrometer syringe : en
  • US2031497A - Fuel : en
  • US2030851A - Pile fabric : en
  • US2031553A - Tank for storage of liquids, especially hydrocarbons : en
  • US2030965A - Emulsifier : en
  • USD98569S - Design for a shoe : en
  • US2031012A - Heat exchange apparatus : en
  • DE625987C - Traffic signal clock : de en
  • GB442839A - Improvements in or relating to fuel injection pumps : en
  • GB442873A - Manufacture of azo dyes on the fibre : en
  • GB442884A - Azo compounds and their application and compositions containing the same : en
  • GB443072A - Improvements in or relating to gas circulating systems for electric arc converters : en
  • GB443129A - Improvements in and relating to washers for bottles and other containers : en
  • US2031517A - Brake : en
  • US2030882A - Engine starting apparatus : en
  • US2031266A - Annunciator unit : en
  • US2031355A - Wheel and wheel cover : en
  • US2031556A - Shovel : en
  • CA355972A - Textile material manufacture : en fr
  • DE625994C - Process for the production of cymene and optionally toluene from terpenes or substances containing terpenes : de en
  • US2031039A - Refrigerator car door : en
  • DE626018C - Process and furnace for the separation of specifically light metals from heavier insoluble impurities : de en
  • GB442849A - Improvements in inductance coils : en
  • USD98601S - Design for a bottle : en
  • FR794494A - Collector alternating current machine, in particular collector alternating current motor : en fr
  • US2030921A - Copper-beryllium alloys : en
  • US2031295A - Tuning indicator : en
  • DE625870C - Oxygen cutting torch : de en
  • DE625880C - Brushless plane : de en
  • US2031357A - Combination precision grinder and calipers : en
  • GB442811A - Improvements in devices for testing yarn and other filaments for regularity of thickness : en
  • DE625856C - Device for preparing coffee infusions from green coffee beans : de en
  • DE626006C - Electrical switch for moving lines, especially heating pad switches : de en
  • DE625948C - Reading device for liquid compasses : de en
  • DE625993C - Easel file : de en
  • DE625905C - Circuit arrangement for telephone systems according to the caller system with participants of different traffic authorization : de en
  • DE625950C - Motorized agricultural machine for deep cultivation : de en
  • GB443012A - Improvements in or relating to television and like systems : en
  • FR794662A - Device for the continuous introduction of fabrics, ribbons or sheets of transparent viscose into liquid baths for treatment in large quantities : en fr
  • GB442879A - Process for the manufacture of azodyestuffs : en
  • DE625942C - Dishwasher device with conveyor device for the washed dishes after an attached drying cabinet : de en
  • DE625183C - Process for the production of dams from individual interlocking building blocks : de en
  • DE625916C - Ventilation device for neck bearings in centrifugal machines : de en
  • DE625933C - Reinforcement of coils for ironless induction ovens : de en
  • FR794588A - Braking and acceleration mechanism for mechanical traction vehicles : en fr
  • US2031265A - Reenforcement supporting chair : en
  • US2031332A - Gaseous fuel mixing valve : en
  • GB443138A - Method of and device for rolling metal strips : en
  • US2031189A - Nutcracker : en
  • US2031560A - Method and apparatus for treating rubber articles : en
  • US2031090A - Means for setting-up collapsible containers : en
  • DE626021C - Area measuring machine : de en
  • FR794537A - Mine lamp : en fr
  • DE625913C - Cattle stunner : de en
  • US2031351A - Container fitting : en
  • US2031413A - Glass feeding device : en
  • FR794413A - Further training in bogie locomotives, with individual axle control, especially electric locomotives : en fr
  • DE626125C - Self-collecting indicia device for printing different value stamps on letters or the like. : de en
  • US2031449A - Automatic gramophone : en
  • US2031053A - Apparatus for forming, folding, and banding paper strips : en
  • USD98632S - Design for a shoe : en
  • FR794401A - Clasp : en fr
  • GB442965A - Improvements in and relating to coal-cutting machines : en
  • GB442780A - Improvements in or relating to wrapping machines : en
  • DE626106C - Trailer coupling for motor vehicles : de en
  • CA356041A - Electric generating system : en fr
  • DE626132C - Method of patterning socks : de en
  • DE626144C - Hand flat knitting machine to be operated mainly in a sitting position : de en
  • FR794608A - Improvements to stereophotographic cameras : en fr
  • GB443359A - Compositions for setting animal fibres such as wool or hair : en
  • US2031176A - Child's play vehicle : en
  • AU2133435A - Improvements in and relating to silencers for pulsating gaseous currents : en
  • GB442997A - A device for supporting clothes or other articles during drying or airing thereof : en
  • GB443036A - Improvements in or relating to show-cards, display stands or the like : en
  • US2030847A - Mixing machine : en
  • US2030947A - Braid : en
  • AU2182635A - Improved universal power woodworking apparatus : en
  • FR794498A - Improvements in the treatment of textile materials : en fr
  • FR794658A - Lamp holder, especially for projector lamps : en fr
  • DE599491C - Process for the production of a protective layer covering the blades of a wooden propeller : de en
  • CA356008A - Translating circuit : en fr
  • DE625970C - Structural steel : de en
  • DE626113C - Schuettelrutsche, especially with vibrations over 600 / min. and oscillation amplitudes below 1 cm : de en
  • GB443107A - Improvements in protected metal articles : en
  • DE625955C - Propellant gas generator for internal combustion turbines : de en
  • DE626223C - Self-connecting telephone with payment facility : de en
  • FR794491A - Improvements made to devices for pasteurizing milk and other liquids : en fr
  • DK51277C - Goods receiving device. : da en
  • FR794548A - Improvements in the construction of soundproof floors : en fr
  • CA356053A - Oil burner supplying unit : en fr
  • GB442883A - Improvements relating to apparatus for charging storage batteries from a source of alternating electric current : en
  • GB442926A - Improvements in or relating to hopper feeders for feeding cotton to scutching or picking machines : en
  • FR794547A - Device for controlling the brakes of a vehicle : en fr
  • GB442957A - Improvements in or relating to electrically heated kettles : en
  • GB442978A - Improvements in vulcanizing rubber : en
  • US2031178A - Washboard : en
  • US2031403A - Sulphur burner : en
  • US2031319A - Belt drive : en
  • CA356063A - Valve grinder dressing tool : en fr
  • US2031432A - Hosiery toe fabric : en
  • USRE19854E - Duplex radio aerial system : en
  • US2031263A - Conveyer : en
  • US2031557A - Resinous amino derivatives and process of preparing : en
  • US2030866A - Closed car wind deflector : en
  • FR794444A - Apparatus for demonstrating and fitting dentures : en fr
  • GB443631A - Improvements in the manufacture and production of valuable water-soluble condensation products suitable as assistants in the textile and related industries : en
  • USD98584S - Design for a button : en
  • US2031510A - Arch and heel support : en
  • USD98596S - Design for an ash tray : en
  • CA356019A - Floor covering : en fr
  • FR794408A - Method and device for mixing or granulating slow powdery materials and plastics of any kind : en fr
  • GB442791A - Improvements in or relating to golf clubs : en
  • US2031187A - Time switch mechanism : en
  • AU2245535A - Improvements in or relating to electric power transmission and distribution : en
  • US2031405A - Castor machine oils : en
  • US2031108A - Process for removing wax from oil : en
  • US2031502A - Electrical controller : en
  • GB443001A - Ignition noise suppressor system for vehicle radio receivers : en
  • AU2085835A - Anew or improved means for color grading fruit andthe like : en
  • US2031476A - Tagging machine : en
  • US2031533A - Column level gauge : en
  • AU2171035A - An improved galvanic cell : en
  • DE626027C - Magnetic electric igniter : de en
  • US2031542A - Extended electrical outlet : en
  • US2031103A - Ultra short wave receiver : en
  • US2031329A - Automatic telephone system : en
  • US2031544A - Loading device for mining machines : en
  • AU1973234A - Improved method of winding the stators or rotors of inductive electric motors : en
  • USD98583S - Design for a button : en
  • FR794451A - Improvements to sound reproduction systems : en fr
  • FR794651A - Feeding device for high pressure greasing presses : en fr
  • FR794668A - Improvements in bell spinning machines : en fr
  • US2031338A - Window sash : en
  • US2031386A - Printing and depositing mechanism : en
  • US2030916A - Door fastener : en
  • US2031284A - Adjustable drop-side for cribs : en
  • FR794505A - Metal box opening by tilting the lid : en fr
  • GB443066A - Closing device for collapsible tubes : en
  • US2031369A - Feeding apparatus : en
  • US2031511A - Shoe heel : en
  • US2031463A - Earth moving device : en
  • US2030906A - Method and means for spot-welding aluminum and aluminum alloys : en
  • USD98576S - Design for a brassiere : en
  • CA356056A - Hormone preparation : en fr
  • USD98609S - Design fob a milk bottle : en
  • US2030872A - Ultra-short wave receiver : en
  • US2030894A - Cylinder head : en
  • AU2104735A - Improvements in sound excluding ventilating windows : en
  • DE625871C - Breaking device : de en
  • DE626179C - Device for generating tones of a certain timbre using a generator which is continuously variable in its frequency : de en
  • CA356028A - Semi-abrasive fabric : en fr
  • FR794421A - Improvements to aircraft lift rotors : en fr
  • DE626159C - Joint bearing for motor vehicle hoods : de en
  • GB442945A - Improvements in cooking ranges or stoves : en
  • USD98604S - Design fob a cigarette case ob : en
  • GB443126A - Improvements in the manufacture of collars for personal wear : en
  • US2031020A - Surgical endoscopic instrument : en
  • US2031047A - Apparatus for manufacturing, treating, and cooling cement clinkers : en
  • US2031169A - Method for removing stains from teeth : en
  • US2031219A - Vehicle wheel inclosure : en
  • US2031281A - Automobile door locking mechanism : en
  • US2031055A - Air conditioning and refrigerating device : en
  • US2031316A - Copper base alloy : en
  • US2031419A - Toy airplane : en
  • AU2369435A - Improvements relating to adjusting slides for braces, belts, bands andthe like : en
  • US2031115A - Sanitary toothbrush holder : en
  • US2031564A - Separable electrical contact device : en
  • US2031253A - Oil testing device : en
  • US2031534A - Air cooling device : en
  • DE626189C - Splash-proof locking device, especially for electrical switch boxes : de en
  • DE626166C - Neck bearing for wagon spinning spindles : de en
  • US2031579A - Preparation of phosphates of manganese : en
  • DE626086C - Method for sound recording with the help of a brightness-controlled Braun tube : de en
  • DE626225C - Device for setting adjustable electrical apparatus, in particular X-ray systems, taking account of fluctuations in the network : de en
  • US2031190A - Tin cutter : en
  • USD98579S - Similar article for wearing ap- : en
  • USD98627S - Design fob a combined washing : en
  • DE626060C - Folding machine for folding lids on containers with straight guidance of the container to the folding point : de en
  • DE626180C - Motor vehicle with three or more independently sprung wheels : de en
  • GB443053A - Improvements in or relating to friction gear for the stepless changing of the rotation of a driven shaft : en
  • GB443098A - Improvements in or relating to the production of knitted fabrics : en
  • GB443108A - Improvements relating to the manufacture of paper and like containers : en
  • CA356044A - Gauge : en fr
  • GB442851A - Electric illuminating device for sewing machines : en
  • GB442904A - Improvements in and relating to mountings for dynamo-electric machines : en
  • DE626455C - Closure for packages by means of an adhesive strip, which also serves as a carrying device : de en
  • DE625912C - Milling machine with vertically movable and lockable milling spindle slide between two stand parts : de en
  • GB443027A - Improved manufacture of anti-halation layers and filter layers for photographic purposes : en
  • DE625982C - Measuring device for testing the air resistance of respiratory protection filters : de en
  • US2031550A - Refrigerating apparatus : en
  • US2030958A - Process for preparing calcium salts of substituted quinoline carboxylic acids : en
  • US2031273A - Dental instrument : en
  • AU2125235A - Improvements inthe manufacture of mirrors : en
  • US2031383A - Machine gun bolt mechanism : en
  • DE625938C - Process for the production of melting channels for induction furnaces : de en
  • US2031240A - Toy : en
  • US2031061A - Fluid control valve for vacuum brake systems : en
  • US2030983A - Treatment of films and foils of organic cellulose esters : en
  • DK51286C - Method for Reducing or Excluding the Effect of Proteolytic Enzymes. : da en
  • FR794435A - Household food grill hood with draft : en fr
  • FR794686A - Paddle belt refinements : en fr
  • US2031043A - Elevator safety device : en
  • FR794508A - Sports apparatus for the physical culture of children and adults : en fr
  • FR794559A - Tool for sharpening safety razor blades : en fr
  • GB442971A - An improved ash scoop or shovel : en
  • FR794638A - Improvements to lubrication devices : en fr
  • FR794457A - Lighting device for sewing machines : en fr
  • USRE19857E - Carrier wave receiver : en
  • GB442788A - Improvements in or connected with bed-settees and the like : en
  • GB442996A - Improvements in and relating to hollow structural members such as walls, floors, ceilings, roofs and the like : en
  • FR794613A - Improvements to guiding devices for rectilinear movement, and particularly to those intended for guiding the wheels of independent suspension motor vehicles : en fr
  • DE625847C - Electric heating resistor for high temperatures : de en
  • DE626096C - Ignition coil : de en
  • AU2121435A - Control and indicating system for storage batteries : en
  • GB442842A - Dentist's forceps for removing the crown-ring of tooth : en
  • CA356061A - Drilling jar : en fr
  • FR794540A - Mounting of an externally controlled magnetron : en fr
  • GB442784A - Improvement in toy boats : en
  • GB443038A - A new or improved apparatus for graining surfaces : en
  • GB443048A - Improvements relating to means for holding work or stock bars on lathes or like machine tools : en
  • GB443023A - Improvements in means for combatting pests : en
  • GB442831A - Improvements in and relating to sheet-feeding mechanism for stencilling machines : en
  • GB442953A - Improvements in governing devices for controlling the flow of fluid through a conduit : en
  • CA355966A - Door and gate opener : en fr
  • US2031234A - Fractionation of mineral oil : en
  • DE626209C - Sieve device for milk : de en
  • DK51289C - Waistband with elastic inserts for garments. : da en
  • DE626045C - Perpetual calendar : de en
  • CA355976A - Sound recording and advertising apparatus : en fr
  • US2030951A - Receptacle filling apparatus : en
  • US2031000A - Damping device : en
  • US2031202A - Signaling system : en
  • US2031512A - Cut-off machine : en
  • US2031026A - Iron attachment : en
  • USD98585S - Design for a button : en
  • GB442891A - Improvements in or relating to printing telegraph systems and apparatus : en
  • USD98607S - Design fob a cup : en
  • DE626213C - Screw pump : de en
  • DE626270C - Device for tipping railway wagons on road vehicles : de en
  • DE619268C - Length measuring device : de en
  • US2031079A - Device for the rewinding of photographic films : en
  • US2031154A - License plate holder for automobiles : en
  • FR794585A - New rubber product and its manufacturing process : en fr
  • GB442894A - Improvements in or relating to machines for scutching or picking cotton : en
  • FR794453A - infrared permeable photographic screen : en fr
  • FR794476A - Condenser device for lighting cinematographic films : en fr
  • GB443099A - Improvements in and connected with electric furnaces for melting and refining metalsand other materials : en
  • FR794493A - Winding stop device in electrically wound watch mechanisms : en fr
  • DE626261C - Method and device for preserving food : de en
  • FR794461A - Fixing devices for all objects, making the screw or tip invisible : en fr
  • DE625891C - Whip top that can be opened by means of a drill spindle : de en
  • US2030895A - Method of making slide fasteners : en
  • GB443128A - Improvements in and relating to force-feed lubrication : en
  • DE625848C - Electric heating element designed as a hollow cylinder : de en
  • DE626208C - Two-part detachable button : de en
  • DE625855C - Machine for the automatic preparation of coffee drinks or the like. : de en
  • GB442937A - Improvements in and relating to elastic rubber threads : en
  • GB442954A - Improvements in methods of preparing organic disulphides : en
  • FR794670A - Tissue paper manufacturing process : en fr
  • FR794678A - Special roulette that can be used for lotto game : en fr
  • GB443139A - Improvements in or relating to measuring taps : en
  • CA356011A - Transformer : en fr
  • USD98647S - Design fob an electric lighting : en
  • GB442802A - Improvements in and relating to floors for buildings : en
  • GB443033A - Improvements in or relating to hydraulic braking systems : en
  • US2030988A - Coil winding machine : en
  • US2031385A - Panel chamfering machine : en
  • DE625878C - Sheeter : de en
  • DE626067C - Process for improving the effectiveness of primary elements : de en
  • FR794603A - New anthraquinone series dyes : en fr
  • AU2325535A - Improvements in or relating to rotary pumps, vane motors blowers, exhausters and like rotary engines : en
  • US2030912A - Signals and controls for passenger and freight elevators and for other purposes : en
  • US2030980A - Self-winding timepiece : en
  • US2031555A - System for remotely controlling a radio receiver : en
  • US2031209A - Imitation linen fabric : en
  • US2031222A - Machine for transferring designs : en
  • US2030899A - Food container unit : en
  • US2031328A - Concealed skylight ventilation : en
  • USD98613S - Display counter : en
  • AU2145535A - Improvements in and relating to autographic registers : en
  • DE625877C - Closed glass tubes, bent into the shape of a drawing, filled with liquid, illuminated by a light source radiating heat : de en
  • DK51293C - Gas station. : da en
  • GB442795A - An improved door holder : en
  • GB442868A - Improvements in or relating to buckets and pails : en
  • US2030888A - Machine tool : en
  • US2031184A - Brake head : en
  • US2031280A - Abrasive supporting pad and method of making the same : en
  • FR794484A - Pressure-resistant seal, between two rotating bodies with the same axis : en fr
  • US2031525A - Golf hole : en
  • US2030876A - Compounds of the n-dihydro-1,2,2',1'-anthraquinone azine series and process for the production thereof : en
  • FR794572A - All-terrain vehicle wheel suspension device : en fr
  • DE626230C - Electrically heated porcelain tunnel oven : de en
  • FR794697A - Device intended to tune a system of lick wires made up of two parallel conductors of the same length : en fr
  • GB442990A - Improvements in and relating to injection moulding mechanisms : en
  • US2031288A - Electric arc welding apparatus : en
  • US2031495A - Apparatus for and method of loading guns for dispensing viscid or semiliquid materials : en
  • US2031172A - Beverage dispensing bottle : en
  • CA356013A - Liquid protective device : en fr
  • US2031160A - Slug-rejecting coin slide : en
  • US2031552A - Means for locking a door : en
  • US2031054A - Sectional conveyer : en
  • US2031575A - Folding box : en
  • US2031015A - Child's wheeled vehicle : en
  • US2030911A - Washing and lathering sponge device : en
  • US2031131A - Driving device for a machine for casting stereotype plates : en
  • US2031173A - Boring machine : en
  • DE625940C - Pocket mirror consisting of two foldable parts with a comb : de en
  • DE626137C - Fastening device for cylinder : de en
  • DK51285C - Ax. : da en
  • DE626109C - Workpiece carrier with loading and unloading device for processing workpieces of any shape in grinding and polishing machines : de en
  • US2031228A - Process for the production of alkyl halides : en
  • US2031326A - Mortar mixer : en
  • GB443123A - Improvements in and relating to flexible controls : en
  • DE626171C - Process for the production of valuable, especially low-boiling products from types of coal, petroleum, tars and the like. like : de en
  • GB442885A - Improvements in or relating to substances for use in the pickling and cleaning of metals : en
  • GB442876A - Improvements in or relating to chimney shafts : en
  • GB443141A - Improvements in electric hand vacuum cleaners : en
  • DE555660C - Footwear with a rigid bottom part arranged in the rear part of the shoe and a method for its manufacture : de en
  • DE625908C - Process for the production of windings for high currents : de en
  • FR794602A - Powder puff : en fr
  • DK51283C - Overturning gear for Operating tables. : da en
  • DE626034C - Drive device for motor vehicles with caterpillars and drive wheels mounted on pivoting arms : de en
  • DE626255C - Penumbral polarizer : de en
  • US2030842A - Apparatus for removing metal : en
  • US2031013A - Blanket : en
  • GB443140A - Improvements in or relating to electromagnetic clutches : en
  • DE625894C - Device for conveying in blind shafts : de en
  • DE625909C - Process for the production of matt-glossy artificial silk by spinning cellulose spinning solutions to which matting additives have been added : de en
  • FR794644A - Combination traction and rack-and-pinion drive for rail vehicles : en fr
  • GB443034A - Improvements in cabinet and like folding bedsteads : en
  • DK51274C - Steering and Stabilization Apparatus for Aircraft with Free Rotating Wings. : da en
  • US2031022A - Combination garment : en
  • US2031064A - Elevator bucket : en
  • US2030928A - Hydraulic press : en
  • FR794587A - Telemetry device : en fr
  • GB442803A - Improvements in or relating to machines for wrapping sweets and the like : en
  • FR794414A - Improvements to mechanisms for applying to a web of material to be wrapped continuously advancing small pieces of a covering material or to form ends : en fr
  • FR794428A - Device enabling the braking of the front or rear wheels to be made integral or independent in vehicles fitted with hydraulic brakes : en fr
  • FR794516A - Artificial thatched roofs and their production processes using tiles of various and new designs : en fr
  • GB443134A - Improved rotary pump of the flexible chamber type : en
  • GB443010A - Improvements in the treatment of glauconite : en
  • FR794539A - Cylinder for the application of drawings on wall plasters : en fr
  • GB442901A - Improved process for printing wool : en
  • US2031123A - Head for internal combustion engines : en
  • AU2269035A - Improvements in power shovel operating mechanism : en
  • CA355993A - Voltage protective structure : en fr
  • GB442949A - Improvements in the manufacture and production of vat dyestuffs : en
  • CA356012A - Electrical regulating system : en fr
  • CA356026A - Golf club : en fr
  • AU2211135A - Improvements in means for preventing the formation ofice on aircraft andother vehicles andthe like : en
  • FR794437A - Improvements in the heat treatment of carbonaceous materials using hydrogenating gases : en fr
  • US2031188A - Rotary tilling machine : en
  • US2031312A - Container and closure therefor : en
  • US2031532A - Electric pencil : en
  • US2030891A - Rolling mill roll, method of making same, and product of such roll : en
  • USD98621S - Design for a link for a watch : en
  • USD98616S - Design for a buckle : en
  • US2030943A - Pressure compensator for oil- or : en
  • AU2315135A - Improvements relating to centrifugal apparatus for separation of dust and grit from air and gases : en
  • DE626032C - Process for the production of corrosion-resistant iron pipes : de en
  • DE626149C - Dishwasher device with a crockery basket arranged in a water tank : de en
  • GB442823A - Improvements in or relating to the mounting of electrode systems in electron tubes : en
  • GB442963A - Improvements in or relating to cathode-ray tubes and thermo luminescent screens therefor : en
  • DE626172C - Circuit arrangement for telephone systems with dialer operation : de en
  • FR794531A - Improvements to glass articles : en fr
  • GB443086A - Improvements in ventilators : en
  • US2031145A - Nonflammable cleaning solvent : en
  • CA356025A - Fluid dispensing apparatus : en fr
  • SE85588C1 - Carbide alloy and method of its manufacture : en sv
  • US2031142A - Fastening for the handles of tools : en
  • CA356007A - Regenerative rectifier system : en fr
  • CA356048A - Vehicle and pilot means : en fr
  • US2031245A - Method of dressing fabrics : en
  • US2031350A - Steel container fitting : en
  • DE625892C - Artificial marble : de en
  • DE626218C - Reloading facility : de en
  • US2031158A - Machine for making grinding wheels : en
  • US2031175A - Grave covering apparatus : en
  • US2031305A - Automatic firearm : en
  • GB443014A - Manipulating a liquid medium for the purpose of separating materials, segregating materials or contacting materials : en
  • US2030932A - Control device : en
  • US2031232A - Process for aging alcoholic beverages : en
  • US2031304A - Illuminated folding table : en
  • CA356038A - Water purifying apparatus : en fr
  • DE625989C - Under the shirt, blouse, etc. Like. To be worn trousers : de en
  • FR794616A - Tap operated by a removable and safety key : en fr
  • US2031375A - Noncreep elastic strands for elastic fabrics : en
  • DE625959C - Arrangement for drying photographic prints : de en
  • AU2088935A - Improvements in or relating to frequency discriminating electrical circuit arrangements : en
  • US2030997A - Collar clasp : en
  • AU2082935A - Improvements in or relating to luminous electric discharge tubes : en
  • US2031008A - Apparatus for extruding metal : en
  • US2031086A - Roasting apparatus : en
  • US2031347A - Coin head for coin controlled devices : en
  • CA356065A - Kiln : en fr
  • CA356005A - Floor covering : en fr
  • US2030886A - Electrical advertising sign : en
  • SE85620C1 - : sv
  • US2031036A - Composition of matter and method : en
  • GB442929A - Improvements in magneto-electric machines : en
  • AU2234335A - Improvements in roller blinds : en
  • US2030871A - Chase : en
  • DE625869C - Automatic parking device for gear processing machines : de en
  • GB443081A - Improvements in and relating to heaters for liquids : en
  • FR794455A - Sun visor with movable screens, adjustable at will : en fr
  • US2030982A - Tramp iron collector : en
  • FR794690A - Process for eliminating disturbances in oscillatory phenomena : en fr
  • GB443115A - Apparatus to facilitate the building of walls : en
  • GB443198A - A process for treating acetate artificial silk in order to allow it to retain an overtwist : en
  • FR794536A - Steam boiler with indirect production of steam by means of a heating device placed in the cylindrical body : en fr
  • US2031387A - Nozzle : en
  • CA356002A - Rotary drum filter : en fr
  • DE626012C - Apparatus for performing artificial breathing : de en
  • GB442871A - Improvements in and relating to vibratory electric motors : en
  • DE625944C - Electrically heated overflow hot water storage tank : de en
  • DE626044C - Slide quick connection, in which a downwardly protruding pin on one shot is inserted into a corresponding bearing on the other shot so that it can roll : de en
  • DE626278C - Unit that can be submerged under water and consists of an encapsulated transformer with a three-phase motor on the same axis : de en
  • GB443127A - Improvements in or relating to containers for cosmetic and like preparations : en
  • DE626165C - Work strips for footwear : de en
  • DE626199C - Tablecloth clips made from molded material, in particular celluloid : de en
  • US2031314A - Draft hood : en
  • US2031452A - Electrical regulating system : en
  • FR794485A - Process for manufacturing rubber hoses intended for industrial uses and having interior fabric fittings : en fr
  • DE626214C - Aircraft assembly : de en
  • FR794511A - Device for taking or reproducing sound films with a number of sound recordings arranged parallel to each other : en fr
  • US2030844A - Valve operating mechanism for internal combustion engines : en
  • US2030864A - Inside micrometer centering device : en
  • US2031180A - Making water soluble barium balts and hydrogen peroxide : en
  • GB442960A - Improvements relating to electric switch gear : en
  • GB443064A - Identification labels for animals, goods and the like : en
  • GB443043A - Improvements relating to adjustable windows : en
  • USD98640S - Design for an embroidered texth : en
  • GB443155A - Process for the manufacture of alkali metal titanates : en
  • US2031340A - Cathode heating element for thermionic tubes : en
  • GB442817A - Improvements in magnetic compasses : en
  • DE625884C - Vehicle wheel with removable rim : de en
  • GB443100A - Improvements in and relating to golf balls : en
  • US2031069A - Stabilization of oils and fats : en
  • US2031247A - Transmission : en
  • FR794481A - Process for the preparation of new azo dyes : en fr
  • GB442797A - Improvements in apparatus for separating dust from gases : en
  • GB442913A - Improvements relating to work holders for use in electro-plating and like operations : en
  • GB443063A - Improvements in and relating to processes for the purification of nitro-benzene : en
  • DE625857C - Hot water generator for brewing purposes : de en
  • FR794497A - Improvements to cinematographic devices : en fr
  • US2030925A - Portable truck : en
  • DE626206C - Safety and display device for cranes with variable radius : de en
  • DE626037C - Cooling device for the wheels of a motor vehicle encapsulated by the wheel cover : de en
  • DE626201C - Equipment for boiling liquids such as milk etc. like : de en
  • FR794411A - Airtight connection between objects made of inorganic insulating materials and metal : en fr
  • FR794462A - Electric self-generating electrotherapeutic massage device : en fr
  • GB443200A - Method of magnetically recording and reproducing oscillations : en
  • GB442818A - Improvement in stock feeding mechanism for lathes or like machine tools : en
  • DE625947C - Collapsible tripod that can be extended to eye level : de en
  • FR794672A - Process for the manufacture of compositions based on rubber or similar material : en fr
  • US2031075A - Selective program system : en
  • US2031139A - Controlling apparatus for : en
  • US2031484A - Hairpin clasp : en
  • GB442938A - Improvements in or relating to generators of intermittent electrical oscillations : en
  • US2030977A - Mail eye clinching device and method of forming cotton harness having metal eyes : en
  • US2031094A - Impregnation of textile materials with rubber-containing liquids : en
  • US2030995A - Welded steel engine : en
  • US2031193A - Felling machine for seaming fabric sections : en
  • USD98606S - Design for a casserole : en
  • AU2079635A - Improvements in or relating to derivatives of castor oil and to cellulose derivative compositions containing thesame : en
  • US2031279A - Excavating machine : en
  • USD98575S - Design for a food receptacle unit : en
  • US2031298A - Electric totalizator : en
  • DK51279C - Device for Rail Vehicles with Bogies. : da en
  • US2030887A - Method of making sodium and zinc sulphides : en
  • US2030897A - Medicinal monoazo compounds : en
  • US2031422A - Power plant : en
  • DE626174C - Series connection to achieve a predetermined voltage distribution to the individual elements of a series connection of rectifying valves : de en
  • DE626040C - Method of cooling the jacket when making grindstones : de en
  • DE626121C - Expansion switch : de en
  • GB442796A - Mechanism for printing dates and the like on labels : en
  • DE626115C - Sieve insert for centrifugal drums : de en
  • DE626252C - Alloy based on copper-zinc : de en
  • FR794581A - Improvement in calenders : en fr
  • FR794664A - Electric motor vehicles for normal roads : en fr
  • DK51269C - Pig Scraping Machine. : da en
  • GB442807A - Improvements in radio receivers for telephony, television and the like, in combination with counter or coin collectors : en
  • USRE19858E - Refrigerating apparatus : en
  • DE625981C - Process for dewatering highly water-containing, oil-containing substances, in particular whale meat : de en
  • DE625996C - Process for the preparation of aminopyrene sulfonic acids : de en
  • GB443205A - Means for preventing shoes from pressing on corns : en
  • FR794551A - Fruit juicer : en fr
  • FR794657A - Advanced stabilization device increasing aircraft flight safety : en fr
  • FR794529A - Process for elaidinating oils, fats and fatty acids : en fr
  • US2031365A - Machine for making pretzels : en
  • US2030877A - Production of derivatives of n-dihydro-1,2,2',1'-anthraquinone azine : en
  • CA355991A - Grindstone : en fr
  • DE626005C - Pipe connection sleeve for pipelines, especially those in which electrical cables are laid : de en
  • DK51288C - Ajlnedfælder. : da en
  • AU2103035A - Improved animal race starting machine : en
  • DE625660C - Process for the production of condensation products from hydrogen sulfide and acetylene : de en
  • FR794650A - Rail brake magnet : en fr
  • GB443071A - Improvements in and relating to electric discharge apparatus : en
  • GB443088A - Improvements in clockwork and other power-driven electric switches : en
  • US2031318A - Engine : en
  • GB443105A - Improvements in or relating to closure holding attachments for bottles, jars and like containers : en
  • GB443211A - Improvements relating to agricultural machines, such as horse rakes : en
  • DK51267C - Reservoir comb. : da en
  • USD98614S - Design for a tumbler : en
  • GB442911A - Gyroscopic aircraft instrument : en
  • GB442813A - Improvements relating to marking extruded lead pipe : en
  • US2031434A - Conductor reel : en
  • DE626162C - Split rim for wire rope tires : de en
  • DE626258C - Process for the production of smooth, electroplated sheet metal and other rolled products : de en
  • GB442956A - Improvements relating to means or appliances for testing and training the human vision : en
  • GB443367A - Improvements in colour photography : en
  • US2030942A - Refrigeration apparatus : en
  • US2030862A - Means for positioning freight on vehicles : en
  • USD98623S - Design for a watch bracelet : en
  • US2031133A - Electric hand tool : en
  • USD98577S - Design for a bottle : en
  • US2030938A - Mine car : en
  • US2030873A - Spring balanced door : en
  • US2031536A - Refrigerating apparatus : en
  • US2031454A - Vacuum cleaner : en
  • US2031268A - Manufacture of new stable antimony compounds : en
  • GB442924A - Improvements in or relating to hopper feeders for feeding cotton to scutching or picking machines : en
  • USD98646S - Design for lace : en
  • DE626017C - Rotary tube seal : de en
  • FR794592A - Dispenser bulb : en fr
  • US2030909A - Recording device : en
  • US2030954A - Broom and method of making same : en
  • US2031327A - Oil filter base : en
  • US2031348A - Pattern selecting mechanism : en
  • US2031072A - Method of and means for signaling : en
  • DK51271C - Capsule for Closing Bottles or Similar Containers. : da en
  • US2031539A - Method and means for reducing electrical disturbances : en
  • US2031045A - Means for avoiding glare from automobile headlights : en
  • US2031041A - Motor vehicle air conditioner : en
  • US2031343A - Fountain pen : en
  • USRE19861E - Stereotype platemaking machine : en
  • US2031493A - Spring bolt assembly : en
  • US2031087A - Refrigerant mixture : en
  • GB443368A - Improvements relating to the separation of materials by froth flotation : en
  • US2031140A - Wireless aerial for use on short waves : en
  • US2031233A - Container : en
  • US2030883A - Precipitation of mixed esters of cellulose : en
  • US2030971A - Operator's telephone circuit : en
  • DK51273C - Device for Internal Combustion Engines, In particular Glow Head Engines. : da en
  • US2031019A - Test tube heater : en
  • US2031414A - Power transmission mechanism : en
  • GB443068A - Improvements in or relating to binding arrangements for sheets and leaflets : en
  • FR794566A - Electric discharge tubes : en fr
  • GB442940A - Improvements in or relating to the scavenging and charging of the cylinders of two-stroke internal combustion engines : en
  • GB443632A - Improvements in the manufacture and production of valuable water-soluble condensation products suitable as assistants in the textile and related industries : en
  • GB442950A - Improvements in or relating to the production of polyglycerol esters : en
  • US2031447A - Automatic reclosing circuit breaker system : en
  • US2031563A - Fastener installation and fastener for the same : en
  • DE625939C - Method of removing molten glass from a rotating tub : de en
  • FR794438A - Lever closure device, with wire stirrups, for bottles, more particularly for insulating bottles : en fr
  • GB442821A - Method of welding and welding machine : en
  • GB442826A - Wheel suspensions for vehicles : en
  • DE625898C - Toilet flushing device with air chamber : de en
  • DE626003C - Circuit arrangement for intermediate amplifiers in transmission exchanges : de en
  • GB442967A - Improvements in washing machines : en
  • US2030848A - Brake : en
  • US2031309A - Valve : en
  • FR794563A - Elastic fabric manufacturing process : en fr
  • CA356004A - Coin operated liquid dispensing device : en fr
  • GB442869A - Manufacture of substituted aromatic amino-compounds : en
  • US2030918A - Method of making a pen point : en
  • US2031501A - Reel : en
  • US2031461A - Clothespole : en
  • CA356031A - Spring assembly for upholstery : en fr
  • US2031031A - Device for delivering measured quantities of liquids : en
  • US2031149A - Edge runner-like mixing and kneading machine : en
  • US2031241A - Ship chart cabinet and display case : en
  • US2031415A - Safety device for gas ranges, gas boilers, etc. : en
  • USD98656S - Design for leather or similar : en
  • DE626097C - Split crankshaft : de en
  • GB442837A - Improvements in and relating to flexible footwear : en
  • GB442948A - Improvements relating to apparatus for measuring liquid or quasiliquid materials : en
  • DK51291C - Adjustable Transport Apparatus for Carrying Leather Pieces over the Work Table by Edge Burners and Similar Leather Machining Machines. : da en
  • GB442958A - Improvements in roller shutters : en
  • GB443042A - Method for the manufacture of velvet articles : en
  • CA356014A - Sludge digesting tank : en fr
  • US2030863A - Load lifting cradle : en
  • GB443032A - Improvements in or relating to methods of and means for synchronising in television and like systems : en
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  • US2031143A - Ortho-(aminoaroyl)-benzoic acids and inner anhydrides thereof and process of preparing them : en
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  • FR794627A - Device for signaling the position of switches, in particular for illuminated or dark figurative diagrams : en fr
  • GB442785A - Improvements relating to the backs of vehicle seats : en
  • IE13778L - Electric discharge lamps : en
  • US2031074A - Automatic program system : en
  • GB443197A - Hydrostatic densimeter : en
  • GB443559A - Improvements in the manufacture and production of valuable watersoluble condensationproducts suitable as assistants in the textile and related industries : en
  • DE625662C - Control device working with conveyor and control piston for machines with reciprocating working pistons : de en
  • DE625934C - Process for the production of azo dyes : de en
  • DE626119C - Arrangement for influencing the frictional weight in rail locomotives that carry their supplies of fuel : de en
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  • US2030939A - Internal combustion engine and automatic control therefor : en
  • US2031360A - Hydraulically or liquid pressure operated brake : en
  • FR794522A - Protective cover for notebooks and similar items : en fr
  • GB442939A - Improvements in multiple-filament motor car lamps : en
  • GB443006A - Improvements in or relating to iris diaphragms : en
  • GB443008A - Improvements in methods of producing sulphur by the reduction of sulphur dioxide : en
  • GB443290A - Improvements in or relating to stiffening material adapted for use in the manufacture of boots and shoes and in or relating to the manufacture of such material : en
  • FR794599A - Device for varying the electrical coupling between two resonance circuits : en fr
  • US2031220A - Humidifying system : en
  • GB442847A - Improvements in or relating to fire-arms : en
  • FR794676A - Longitudinal cutter for continuous or other sheets of paper with rotating circular blades working together in pairs : en fr
  • DE625906C - Circuit arrangement for telephone systems with dialer operation : de en
  • DE626107C - Fastening of coil springs subjected to compression, especially for cushioning of motor vehicles : de en
  • DE626272C - Process for the production of active silica with narrow pores : de en
  • DE626028C - Starter engine for internal combustion engines : de en
  • FR794640A - Improvements made to windings for high frequency current : en fr
  • FR794614A - Manufacturing process for breech boxes, movable breeches or similar parts of rifles : en fr
  • FR794647A - Trap for animals, especially rodents : en fr
  • DE626053C - Drive device for two in the vertical longitudinal plane each individually adjustable crawler tracks from crawler chassis : de en
  • GB443194A - Improvements in electric spot-welding installations : en
  • FR794429A - Improvements to electrical conductors : en fr
  • FR794590A - Process for obtaining contrasts and manufacturing light sensitive layers : en fr
  • FR794687A - Counting bridge for handling or loading goods or packages : en fr
  • US2031412A - Aircraft brake control mechanism : en
  • GB442836A - Improvements in or relating to circular knitting machines : en
  • GB443112A - Improvements in filters : en
  • FR794489A - Spring device for all elastic seats and furniture : en fr
  • GB443007A - Improvements in or relating to corner joints for boxes and like containers : en
  • GB443083A - Improvements in and relating to force feed lubrication : en
  • GB443156A - Improvements in or relating to transmission belts : en
  • FR794509A - Electromagnetic rail brake : en fr
  • GB442798A - Improvements in or relating to cigarette cases : en
  • GB443204A - Method of purifying milk : en
  • DE625873C - Centrifugal mill with counter-rotating pin disks : de en
  • FR794418A - Automotive mower : en fr
  • FR794515A - heat exchanger : en fr
  • GB443049A - Improvement in liquid coating compositions : en
  • FR794535A - Maximum circuit breaker : en fr
  • DE625889C - Ink feed for fountain pen : de en
  • DE617311C - Abrasive or wiping cloth made of absorbent fabric with an applied rubber layer : de en
  • IE13451L - Closure for receptacles : en
  • DE625555C - Machine for sorting workpieces according to their thickness, especially shoe parts : de en
  • US2031095A - Process for separating wax from oil : en
  • GB443143A - A device for exchangeable connection of the handle to an implement body : en
  • DE625929C - Electric incandescent lamp headlight : de en
  • DE626061C - Process and device for the thermal decomposition of acid sludge : de en
  • DE626087C - Method for achieving stereoscopic projection : de en
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  • US2031082A - Welding machine : en
  • US2031321A - Photographic camera : en
  • US2030966A - Variable pressure apparatus : en
  • US2031303A - Tractor : en
  • GB442927A - Improvements in and relating to method and apparatus for cleaning exhaust-filters for internal combustion engines : en
  • DK51287C - Method for Reducing or Excluding the Effect of Proteolytic Enzymes. : da en
  • US2031377A - Hair curling device : en
  • DE626259C - Tin can with hand lock : de en
  • US2030859A - Textile assistants : en
  • FR794636A - Remote control device : en fr
  • DE626163C - Anti-theft device for bicycles, motorcycles, etc. like : de en
  • FR794492A - Detachable non-slip belt for vehicle tires : en fr
  • DE621951C - Process for the production of semi-pulp : de en
  • DE626029C - Drive chain : de en
  • DE626157C - Paper holder for photographic enlarging devices : de en
  • FR794594A - Syringe-kit : en fr
  • GB442951A - Improvements in or relating to radio receivers : en
  • GB443076A - Improvements in the manufacture of staple fibres : en
  • US2030955A - Brake system : en
  • US2031070A - Metal coated article and process of manufacture thereof : en
  • US2031165A - Milk strainer : en
  • US2030858A - Typewriting machine : en
  • GB443110A - Improvements in or relating to equipment for projecting pictures and reproducing sound from a film : en
  • GB442792A - Improvements relating to closures for bottles and like containers : en
  • GB442877A - A thin, flexible, adhesive foil : en
  • GB443031A - Improvements in or relating to television and like systems, and circuits therefor : en
  • GB442898A - Apparatus for inspecting the interiors of tanks and like containers : en
  • GB442897A - Improvements in or relating to the tuning of thermionic valve circuits : en
  • GB442810A - Improvements relating to closures for bottles, canisters, tins and like containers : en
  • US2031529A - Process for the preparation of mercaptans : en
  • DK51280C - Compression chiller. : da en
  • US2030845A - Indicator for game apparatus : en
  • FR794641A - Automatic shaving brush : en fr
  • FR794661A - Device for opening vials stoppered by a cap : en fr
  • US2031361A - Projection apparatus : en
  • US2031111A - Carton and blank for forming the same : en
  • DE626001C - Dismountable device for keeping food cool : de en
  • DE625973C - Detachable fastening of a tightly closing cover with the housing of a small alternator, especially for bicycles and motorcycles : de en
  • DE626268C - Securing the open position of locks with quarter turn, locking lever, etc. on air raid shelter doors : de en
  • FR794538A - Locking for trailer coupling : en fr
  • FR794625A - Quiet : en fr
  • FR794681A - Thruster for toys and other uses : en fr
  • USD98615S - Design fob a bedstead : en
  • USD98591S - Design for a bridge for eyeglasses : en
  • DE626185C - Length measuring device, especially for fabric webs : de en
  • US2031038A - Lawn mower attachment : en
  • US2031159A - Assembly tool for lock cylinders : en
  • US2031289A - Grinding mill : en
  • US2031546A - Resist effects with azo dyestuffs : en
  • GB442976A - Improved electric water heating and steam generating means : en
  • DE625879C - Wobble piston machine : de en
  • US2031004A - Cravat holder : en
  • GB443030A - Improvements in clothes washing and similar boilers : en
  • US2031578A - Ash disposal apparatus : en
  • DE625903C - Process for the production of condensation products : de en
  • DE626071C - Measuring device : de en
  • FR794673A - Jet breaker : en fr
  • GB442918A - Improvements relating to vertical retorts for the carbonisation of coal and the like : en
  • DE625932C - Helical, coiled, electric immersion heater : de en
  • DE626153C - Zigzag sewing machine : de en
  • DE626079C - Suction mouthpiece for vacuum cleaner : de en
  • USPP167P - spandikow : en
  • DE625901C - Furnace for converting gases or gas mixtures at high temperatures : de en
  • DE626207C - Method for determining the germ content of dairy products, especially milk : de en
  • FR794583A - Construction game : en fr
  • FR794506A - Isothermal structure applicable to constructions : en fr
  • GB443130A - Silo of concrete or similar material : en
  • DE625919C - Device for the automatic maintenance of a final cushion of fine-grained material in the feed pipe of cellular wheels for the discharge of fuel from charring drums : de en
  • FR794695A - Process for the purification and laundering of oils, fats (glycerides), fatty acids, resins or the like : en fr
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  • US2030940A - Motor fuel products : en
  • US2031121A - Valve structure : en
  • US2031238A - Automatic volume control arrangement : en
  • USD98629S - Design for a faucet mounting : en
  • DE626116C - Bulkhead for excavators and method for loading conveyor wagons by means of the bulkhead : de en
  • FR794619A - Protective shield for electric arc welders : en fr
  • DE626217C - Process for salt glazing ceramic products : de en
  • GB443154A - Improvements in hydraulic brake and other power transmission systems : en
  • GB442820A - Improvements in and relating to lathes : en
  • GB442983A - Laundry clip attacher : en
  • US2031078A - Sheet separating and feeding device : en
  • FR794442A - Filter, intended to be used in particular for ventilation of premises : en fr
  • US2031168A - Illuminating apparatus : en
  • US2031457A - Fuse : en
  • USD98610S - Design for a lamp base : en
  • DE625930C - X-ray system with a control electrode that is isolated from the glow cathode of the X-ray tube and determines the size of the focal spot through its shape and potential : de en
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  • CA356055A - Acid salt : en fr
  • DE626094C - Fuel injector with closed nozzle for internal combustion engines : de en
  • FR794470A - Improvements to heat exchanger devices : en fr
  • FR794523A - Electric pencil-shaped flashlight : en fr
  • GB442955A - Improvements in or relating to electrically heated hot plates : en
  • DE625971C - Gas or steam-filled controlled switching tube : de en
  • FR794525A - Improvements to pipe connections : en fr
  • FR794669A - Process for preparing 4.4'-di-1-phenyl-3-methylpyrazolonyl : en fr
  • US2031137A - Electron discharge tube and circuit arrangement : en
  • US2031353A - Underreamer : en
  • DE626070C - Device for remote control of switches : de en
  • GB442890A - Valve closure : en
  • DE625961C - scissors : de en
  • GB442834A - Improvements in curbs for cattle stalls : en
  • GB443069A - Improvements in or relating to engine driven vehicles : en
  • GB443074A - Improved variable gear or torque conversion mechanism : en
  • GB443214A - Improved method of applying coatings of alkali or alkaline earth metals : en
  • USD98578S - Design fob an ash receiver or : en
  • DE626253C - Control device for the assembly test of mass objects : de en
  • US2031551A - Heater : en
  • GB443047A - Improvements in or relating to measuring and indicating devices : en
  • GB443119A - Improvements in the manufacture and production of cyanuric acid : en
  • USD98645S - Design fob lace : en
  • US2031282A - Fuel feeding system : en
  • US2031382A - Stock-car partition : en
  • FR794615A - Automatic sterilant liquid dispenser : en fr
  • GB443111A - Manufacture of gelatine-reliefs for imbibition printing : en
  • FR794518A - Pouring pitcher intended to receive ice to refresh the liquid contained : en fr
  • FR794610A - Capping system : en fr
  • GB442853A - Improvements in the manufacture of titanates from titanium ores rich in iron : en
  • GB443040A - Improvements in pipe joints : en
  • US2030934A - Spraying device : en
  • US2030944A - Fabric take-off mechanism for knitting machines : en
  • US2031153A - Cover for kegs, barrels, or like containers : en
  • US2031496A - Automobile robe support and bracket therefor : en
  • US2031535A - Ram : en
  • US2031320A - Staple driving machine : en
  • US2030949A - Mixing mill : en
  • US2031102A - Photoelectric tube : en
  • DE626198C - Device for producing threads from glass : de en
  • US2030920A - Color engraving process : en
  • GB443135A - Improvements in materials for combatting pests : en
  • DE626245C - Socket with hydraulically or pneumatically operated expansion bushings for electrodes of electric oen : de en
  • GB442905A - New or improved lifting apparatus for motor vehicles : en
  • DE626275C - Process for the production of supporting side walls for passenger vehicles with welded box-shaped longitudinal beams and pillars : de en
  • FR794452A - Control unit with control curve : en fr
  • US2031138A - Method of welding : en
  • US2031336A - Process for the cracking treatment of hydrocarbons : en
  • US2031374A - Dust mop cleaner and receptacle : en
  • US2031212A - Printing pad : en
  • DE625653C - Method for embedding a closed rubber ring with a tear-off tab into the lid edge of a tin when closing : de en
  • DE625872C - Breaking device for stones or the like. : de en
  • DK51282C - Low frequency amplifier. : da en
  • US2031084A - Blasting assembly : en
  • CA356057A - Sod ditch check : en fr
  • DE625999C - Casting mold for die setting and line casting machines for producing low lines : de en
  • GB442915A - Improvements in dyeing, washing and like apparatus : en
  • US2030960A - Self-locking bracket : en
  • US2031526A - Link type hinge : en
  • US2031052A - Abrasive cutting machine and method : en
  • US2031315A - Copper base alloy : en
  • US2031049A - Apparatus for manufacturing and treating cement clinkers : en
  • US2031473A - Shade roller : en
  • US2030992A - Flexible closure for containers and the like : en
  • DE626123C - Air-cooled stand for housing-less electrical machines : de en
  • FR794488A - Improvements to the support rails used in windows and displays for composition of texts or prices : en fr
  • US2031196A - Shoe sole : en
  • US2031407A - Fastener : en
  • US2030959A - Knitted mitten and method of making the same : en
  • US2031548A - Plowshare : en
  • USD98651S - Design fob a handle bab : en
  • DE625920C - Removal of phosphine from gases : de en
  • US2031201A - Attachment for comparators : en
  • USD98599S - Design for a bottle : en
  • DE626084C - Use of precious metal alloys for objects subject to high chemical and mechanical loads : de en
  • DE626227C - Installation on blowers, preferably intended for vacuum cleaners : de en
  • FR794684A - Improvements to electric discharge lamps : en fr
  • GB442793A - Improvements in and relating to apparatus for delivering predetermined quantities ofliquids : en
  • US2031580A - Procedure and apparatus for making window bags and wrappers : en
  • US2031214A - Process and apparatus for dewaxing oil : en
  • US2031257A - Emergency wheel : en
  • GB443121A - Improvements in or relating to tuning indicators for wireless receiving sets : en
  • DE626146C - Drug capsule : de en
  • US2030896A - Medicinal azo compounds : en
  • US2031363A - Combination vanity case : en
  • DE626072C - Socket arrangement consisting of two single sockets for electric tube lamps with sockets attached to the sides : de en
  • GB442850A - Improvements in and relating to the production of explosives : en
  • DE625859C - Strainer : de en
  • DE625969C - Paper roll drive for rotary printing machines : de en
  • US2031450A - Refrigerator : en
  • DE618303C - Process for the production of grainless gelatine fat printing forms : de en
  • DE626098C - Thermostatically operated valve for temperature controller or the like. : de en
  • FR794460A - Device for fixing plates to all walls using spikes : en fr
  • GB442919A - Improvements in or relating to waste heat boilers : en
  • US2031271A - Halter : en
  • DE625868C - Clutch friction disc : de en
  • DE625890C - Fleece winder for spinning preparation machines with automatic lap changing device : de en
  • US2031118A - Process and apparatus for dewaxing oils : en
  • DE626039C - Spoke lock for bicycles : de en
  • DE625925C - Slide disconnector with ball contacts : de en
  • DE625858C - Cover hood with lock : de en
  • USD98619S - Design for a link for a watch : en
  • US2030884A - Bottle cap and process of making same : en
  • US2031440A - Bellows thermostat with flexible connecting means : en
  • AU2121635A - Improved roller blind in which paper in used as the shade material : en
  • GB442809A - Improvements in or relating to sliding-clasp closures : en
  • DE626161C - Split wheel rim with removable rim ring : de en
  • DE626090C - Printing unit for cash registers or accounting machines : de en
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  • US2030969A - Scraper blade : en
  • US2031035A - Method of making moistureproof paperboard and the like : en
  • US2031264A - Device for sacking sliced bread and the like : en
  • CA356035A - Card index cabinet : en fr
  • GB442959A - Improvements in or relating to rubbing surfaces for wash-bowls and wash-tubs, boards and other laundry apparatus : en
  • DK51266C - Apparatus for Freezing Ice Cream. : da en
  • DE626142C - Circuit for single-phase AC motors with main and auxiliary phase winding : de en
  • DE625830C - Washing machine, especially for chemical laundry : de en
  • FR794501A - Contact spring in particular for electrical switches : en fr
  • DE625795C - Valve control for steam and internal combustion engines : de en
  • DK51268C - Foldable Pipe Mast. : da en
  • US2031464A - Feed dog recutting fixture : en
  • US2031211A - Electrical resistance device : en
  • US2031213A - Fluid pressure brake : en
  • USD98639S - Design for a shoe : en
  • US2030843A - Process and apparatus for treating sausage casings : en
  • US2031474A - Decorative product and method for making the same : en
  • USD98570S - Design for a shoe : en
  • US2030929A - Stool and auxiliary pedal for pianos : en
  • US2030919A - Device for creating an illusion : en
  • DE625860C - A hot water drain tank provided with a display device used to monitor the water content : de en
  • FR794521A - Process for the preparation of food products or pies containing beaten eggs, in particular for diabetics : en fr
  • CA356000A - Display holder : en fr
  • AU2151635A - Synchronisation method for television : en
  • GB442786A - Improved ventilation of enclosed vehicles : en
  • US2031109A - Adjustable seat : en
  • DK51284C - Regulator for hydraulic shock absorbers. : da en
  • FR794655A - Steam and gas discharge tubes : en fr
  • GB443116A - Improvements in or relating to apparatus for treating or coating pipe walls and the like : en
  • CA355987A - Self-locking screw structure : en fr
  • US2031092A - Hub cap and cover : en
  • US2031208A - Lollipop figure : en
  • US2031384A - Ski pole : en
  • US2031066A - Automatic lap doffer : en
  • US2031174A - Gas pressure regulator : en
  • AU2316435A - Pilfer-proof collapsible container : en
  • DE626147C - Cosmetic preparations : de en
  • FR794579A - Improvements to filing cabinets or similar furniture : en fr
  • US2031358A - Apparatus for producing perspectives : en
  • US2030956A - Measuring apparatus : en
  • US2031001A - Hair drying device : en
  • US2031428A - Boat hull structure : en
  • AU2213335A - Improvements in or relating to electric discharge devices : en
  • GB442932A - Improvements in or relating to mercury or other conducting liquid electric switches : en
  • US2031112A - Power tube : en
  • FR794406A - Time averaging marker device : en fr
  • GB442899A - Improvements in spraying devices for the airless injection of fuel in internal combustion engines : en
  • GB443117A - Improvements in or relating to cutter chains and cutter bars for use in coal cuttingand similar machines : en
  • CA356023A - Paper feeding apparatus : en fr
  • DE625915C - Method and device for reinforcing structural bodies, such as high-pressure pipes, columns and. like : de en
  • DE626004C - Device for measuring the operating status, in particular the respective charge and discharge status, of an electrical collector battery : de en
  • FR794667A - Improvements to release mechanisms for circular looms : en fr
  • DE626088C - Multi-counting calculating and recording machine : de en
  • USD98572S - Design for an oil burning cook : en
  • US2030985A - Method for producing artificial silk : en
  • US2031225A - Finishing stencil : en
  • DE625931C - Heat-resistant coils and windings : de en
  • DE626131C - Method for bending wave-shaped bodies into a curve : de en
  • DE626271C - Clock with motor drive, especially synchronous clock : de en
  • DE625926C - Liquid switch, in particular oil switch, with two interruption points located in series and housed in a closed chamber : de en
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  • US2031573A - Machine for use in the manufacture of chewing gum : en
  • USD98571S - Design fob an emulsifying machine : en
  • US2031003A - Wire line drilling clamp : en
  • US2030865A - Address plate : en
  • US2031128A - Electrolytic condenser and method of making the same : en
  • US2031504A - Manufacture of sulphur dioxide : en
  • US2031010A - Automatic positive paper developing apparatus : en
  • US2031290A - Open head drum : en
  • US2031179A - Method of evaporating aqueous hydrochloric acid : en
  • US2031571A - Sealed bearing : en
  • US2031395A - Internal combustion engine : en
  • US2031390A - Brake : en
  • USD98580S - Articles of apparel : en
  • USD98655S - Design fob a storage battery case : en
  • US2031468A - Feed water heater for locomotives : en
  • FR794593A - Small portable and folding furniture forming, by their grouping, transport boxes : en fr
  • US2031276A - Combination grid and cover for ice trays : en
  • CA356040A - Azo-dyestuff : en fr
  • DE625874C - Impact shredder for grinding grainy substances such as grain or the like. : de en
  • GB443149A - Improvements in and relating to incinerators : en
  • US2031399A - Automobile power take-off mechanism : en
  • AU2126135A - Improvements in or relating to machine tools for performing operations on metal or other substances : en
  • US2031248A - Seat adjuster : en
  • USD98630S - Design for a direction indicator : en
  • DE625864C - Self-collecting ball game : de en
  • DE625866C - Device for determining the dead center of the piston of piston engines : de en
  • DE626141C - Guy and suspension clamp for portable electrical lines : de en
  • US2031006A - Pour pail : en
  • USD98634S - Design foe a cabinet : en
  • CA356034A - Card index device : en fr
  • US2031545A - Combined seaming and pinking machine : en
  • US2031342A - Lighting device for automobiles : en
  • USD98638S - Design for a buckle : en
  • USRE19860E - heath : en
  • US2031060A - Printing odometer : en
  • US2031259A - Electric cooking utensil : en
  • US2031331A - Photoelectric tube : en
  • US2031570A - Machine for making drums, kegs, and the like : en
  • DE625740C - Automatic on and off device or switching device for speech machines : de en
  • DE625882C - Hinge for hoods of motor vehicles : de en
  • DE626066C - Circuit arrangement for regulating amplifiers that are to be switched on automatically : de en
  • DE626110C - Hand loading device, primarily for steep fire guns : de en
  • FR794612A - Mobile binder for journals, catalogs and other similar publications : en fr
  • GB443369A - Improvements in railway rail joint bars : en
  • GB442947A - Improvements in or relating to the control of variable attenuation networks for alternating current signalling or like systems : en
  • GB443362A - Improvements in a combined device of a ship's propeller enclosed by a nozzle : en
  • FR794543A - Device for sharpening razors and, in general, sharp tools : en fr
  • FR794656A - Partitioned fuse cartridge : en fr
  • FR794692A - Improvements in the manufacture of threads, fabrics, etc. based on organic cellulose derivatives : en fr
  • GB442933A - Improvements in or relating to templates for more efficiently meeting the general and specialised requirements of mechanical dentistry : en
  • GB442984A - Improvements in or relating to method of and apparatus for making bolts : en
  • FR794502A - Attaching the rocker to the rocker lever in the rocker switches : en fr
  • FR794685A - Mercury steam boilers : en fr
  • DE626148C - Display device on vacuum cleaners : de en
  • US2031425A - Heat exchanger : en
  • FR794635A - Glass tempering improvement : en fr
  • FR794631A - Improvements to thermal installations comprising pressurized gas generators to operate receiving machines : en fr
  • FR794683A - Process for manufacturing maltose and maltose preparations : en fr
  • GB442988A - Self-acting detent device for holding in an open position a door, gate, window, window shutter or for use any other analogous purpose : en
  • DE625900C - Process for the preparation of unsymmetrical thioureas : de en
  • FR794466A - Device for cracking nuts, hazelnuts or others : en fr
  • GB442829A - Apparatus for lubrication, as applied in particular to the lubrication of automatic casting machines : en
  • US2031523A - Automobile lock : en
  • FR794473A - Sliding window with balanced weight : en fr
  • FR794643A - Sealing device for the shaft of rotary piston compressors : en fr
  • GB443055A - Improvements in building outfits for forming toy and model structures : en
  • DE625914C - Knife for meat mincers : de en
  • GB442805A - Improvements relating to tennis balls : en
  • DE626024C - Pointer drive for double pendulum balance : de en
  • FR794464A - Piston seals for combustion engines : en fr
  • GB442980A - Process for the production of ammonium nitrate having a low weight per unit volume : en
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  • USD98626S - Design for a closure cap or similar : en
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  • US2031002A - Oil field derrick post : en
  • US2031262A - Distributing apparatus : en
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  • US2031203A - Cable clamp attachment : en
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  • CA355967A - Electrical outlet device : en fr
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  • US2031398A - Table top extension clamp : en
  • US2031446A - Nonrefillable bottle and container stopper : en
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  • US2031057A - Composite pipe and like structure : en
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  • US2031098A - Device for protecting concrete : en
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  • AU2019234A - Improvements in or relating to thermionic valves : en
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  • US2030908A - Dispensing apparatus : en
  • US2031126A - Spherical machine : en
  • US2031185A - Positive screen image : en
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  • USD98636S - Design fob a chest of drawers : en
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  • US2031297A - Windshield wiper : en
  • CA356051A - Sewage filtration : en fr
  • US2031083A - Guide or support for molten glass : en
  • US2031433A - Ammunition loading device with chain conveyer for small-arms : en
  • GB443150A - Improvements in or relating to electrical tuned circuit arrangements suitable for use in wireless signalling apparatus : en
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  • US2031096A - Process for producing lubricating oil : en
  • US2030852A - Process of distilling coal : en
  • US2031229A - Tag : en
  • US2031429A - Eyelet socket : en
  • US2031260A - Infusible synthetic resins and process of making same : en
  • US2031210A - Process and apparatus for dewaxing oil : en
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  • FR794605A - Balanced valve : en fr
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  • DE626081C - Mixing machine for rubber or other plastic compounds : de en
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  • US2031299A - Treating copper anode mud : en
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  • US2031538A - Process for metal casting : en
  • US2031435A - Electrode arrangement for controlling electric arcs : en
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  • DE626264C - Device for parallax compensation on photographic apparatus with several lenses : de en
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  • GB442925A - Improvements in or relating to machines for scutching or picking cotton : en
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  • DE626192C - Hand flat knitting machine with a pattern device that can be decoupled from its drive shaft : de en
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  • DE625562C - Impact device, especially for driving in foundation stakes : de en
  • DE626181C - Device for separating grainy material : de en
  • GB443044A - Improvements relating to display stands and the like : en
  • DE626122C - Remote control device for the optional activation of several receivers via power lines using alternating currents of non-network frequency : de en
  • FR794598A - Improved device for cleaning floors and other similar surfaces : en fr
  • US2031014A - Machine for making electrical cables : en
  • US2031242A - Engine : en
  • AU2051234A - Improvements insound excluding ventilating widows : en
  • CA355992A - Doubletree : en fr
  • US2030868A - Art of removing metals as volatile chlorides from ores and other matters containing the same : en
  • US2031166A - Hydraulic apparatus : en
  • US2031227A - Lubricating oils : en
  • US2031356A - Process for dyeing or coloring cellulose esters and cellulose ethers : en
  • DE617131C - Safety air hose for motor vehicles and bicycles : de en
  • DE625846C - Method of attaching rotary capacitor plates : de en
  • DE626219C - Air and gas separators for conveyor systems for liquid fuels : de en
  • US2031577A - Wire clip and handle : en
  • US2031503A - Light-sensitive cell control mechanism : en
  • US2031559A - Lithograph offset machine plate clamp : en
  • CA355982A - Tanning method : en fr
  • CA355990A - Boot : en fr
  • DE625928C - Electric motor-operated hand machine tool : de en
  • DE626220C - Circuit arrangement for the optional control of the transmitting and receiving devices of conveyor systems, in particular for electric mail and cable mail systems : de en
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  • US2031521A - Hydraulic coupling : en
  • US2030913A - Detecting and amplifying system : en
  • US2031409A - Display device : en
  • US2030987A - Oscillation control device : en
  • USD98631S - Design fob a water heater cabinet : en
  • US2030994A - Cultivator : en
  • CA355996A - Corner mount : en fr
  • CA356030A - Crimp nut : en fr
  • US2031077A - Wireless direction finding, bearing finding, and similar system : en
  • AU2118635A - Improvements in and relating to concrete block building construction : en
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  • US2031088A - Method and apparatus for fusing metals : en
  • US2030861A - Tire retreading mold : en
  • GB442799A - Improvements in the manufacture of pneumatic tyre covers and apparatus therefor : en
  • US2031509A - Electric control means : en
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  • US2031037A - Process for the manufacture of benzimidazoles having higher alkylgroups at the u-carbon atom : en
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  • US2031506A - Handbag : en
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  • FR794649A - Turn indicator for vehicles and more particularly for aircraft : en fr
  • US2031270A - Annealing and other heat-treatment furnaces : en
  • US2030941A - Electric control apparatus for fuel burners : en
  • US2031171A - Mastic floor topping : en
  • US2031195A - Toy locomotive, train and track : en
  • US2031325A - Eyelet assembly : en
  • DE625838C - Device for adapting the braking force to the vehicle load in the case of vehicle brakes : de en
  • FR794541A - Electric switch-combiner with pivoting finger contacts : en fr
  • FR794621A - Process for the purification of alcohols : en fr
  • DK51276C - Height-adjustable chair, especially for use by hairdressers. : da en
  • FR794589A - Process for preparing vulcanizable compositions and articles derived from such compositions : en fr
  • DE626069C - System for the transmission of telecommunication currents, in particular carrier frequency currents, via four-wire telecommunication cables : de en
  • DE626127C - Cleaning device for ovens with a suction pipe connected to a fan : de en
  • GB443104A - New triarylmethane dyestuffs : en
  • CA355979A - Building erection system : en fr
  • US2031485A - Method of bleaching pulp : en
  • DE626056C - Method and device for flushing boreholes through the pneumatic hammer and hollow drill using liquid or foam : de en
  • USD98602S - Design fob a closure cap : en
  • FR794568A - Improvements to gear change selector mechanisms : en fr
  • GB442968A - An improved apparatus for working-up plastic masses : en
  • DE626120C - Overhead line isolator disconnector with contact protection : de en
  • FR794482A - Improvements made to pump-type devices, in particular suction and pressure pumps : en fr
  • GB442832A - Improvements in methods of and means for securing articles to walls and the like : en
  • US2031438A - Glass jar and cover for storage battery cells : en
  • DE626191C - Process for the production of azo dyes : de en
  • US2030990A - Cigarette package holder : en
  • DE625964C - Process for consolidating and sealing soil layers, porous and granular masses, structures and components : de en
  • FR794510A - Safety devices for lifts and hoists : en fr
  • FR794578A - New additives for the textile industry : en fr
  • FR794595A - Ship propulsion device : en fr
  • GB443065A - Improvements in circuits employing multi-grid thermionic tubes : en
  • GB442812A - Plug coupling arranged in a box inserted in the roof : en
  • FR794666A - Metal tube and method and apparatus for its manufacture : en fr
  • DE626176C - Stand drill for dental purposes : de en
  • GB442985A - Flux for cadmium and its alloys : en
  • DE625927C - Device for stepless starting, controlling and braking of electric motors with load brakes : de en
  • DE626226C - Arrangement for supplying high and medium frequency ovens : de en
  • FR794629A - coated electrode for electric welding and intended to give high resilience : en fr
  • GB442787A - Improvements in and connected with attic ladders : en
  • GB443028A - An improved method and means for the construction of reinforced concrete buildings : en
  • FR794569A - Toe-support for sandal eliminates the retaining links on the top of the foot : en fr
  • GB443090A - Improvements in or relating to food for animals : en
  • FR794561A - Non-flammable plastic masses : en fr
  • GB442838A - Improvements in and relating to electric motor control systems : en
  • FR794434A - Articulation device for car stakes, trolleys, etc. : en fr
  • GB442801A - Travelling wardrobe trunk : en
  • FR794496A - Counter for cinematographic devices : en fr
  • DE626016C - Stone iron ceiling, the stones lying one behind the other are provided with attachments on the front sides that close the longitudinal cavities of the neighboring stones : de en
  • DE626099C - Control for copy milling machines with a sensor spindle that can be swiveled in all directions : de en
  • DE626238C - Pole clamp for accumulators and other batteries with protruding pole bolts : de en
  • DE626244C - Modification of the method for isolating earth cores, especially for communication lines : de en
  • GB443005A - Improvements in or relating to aircraft : en
  • GB442921A - Improved lubricating oils : en
  • DE626007C - Bridge circuit, in particular for measuring purposes, which consists of a square circuit and a star circuit complementing the square circuit : de en
  • CA355969A - Poster exhibiting means : en fr
  • CA356062A - Drilling jar : en fr
  • FR794447A - Preservation process for natural fertilizers : en fr
  • FR794694A - Automotive concrete mixer : en fr
  • US2031071A - Photographic copying apparatus : en
  • US2031272A - Milk bottle receptacle : en
  • DE625958C - Centrifugal machine for applying photosensitive layers to printing plates and the like. like : de en
  • FR794630A - Improvements made to free-piston self-compressors : en fr
  • DE626138C - Wheel flange lubrication device : de en
  • FR794446A - Slide for closure comprising stapling members engaging with one another : en fr
  • GB442903A - Improvements in or relating to radio receivers : en
  • GB442969A - Improvements in and relating to cam-driven electric switches : en
  • GB443195A - Improvements in pipes for the transport of materials : en
  • US2031231A - Collapsible wire article : en
  • FR794500A - Contact switch : en fr
  • US2030874A - Mounting for panels : en
  • US2031292A - Lead pencil pointer : en
  • US2031167A - Wire splicer : en
  • US2031252A - Process of slicing bread : en
  • US2031522A - Latch : en
  • GB442991A - Improvements in and relating to coating devices : en
  • USPP165P - Regal lilt : en
  • USPP166P - Peach : en
  • US2031381A - Composite package : en
  • US2031489A - Stable depilatory : en
  • DE533285C - Terraced house with an outside walkway that serves as shared access to the individual apartments : de en
  • US2030946A - Manufacture of fiber products : en
  • US2031518A - Method of producing copper having high electrical conductivity and being free from oxygen : en
  • US2030879A - Wrapping machine : en
  • US2030930A - Electron discharge device : en
  • US2031097A - Stand for x-ray apparatus and the like : en
  • USD98612S - Design for a cosmetic container : en
  • DE626128C - Drill for rotary deep drilling : de en
  • DE625852C - Process for the production of chromium-containing azo dyes : de en
  • DE626190C - Toggle switch : de en
  • FR794513A - Expansion of the converter tanks of existing installations while retaining the existing columns : en fr
  • USD98650S - Design fob a trailer : en
  • GB442922A - Device for cooling liquids : en
  • GB443118A - Improvements in and relating to welding circuits : en
  • US2031009A - Sander : en
  • CA356039A - Azo-dyestuff : en fr
  • DK51270C - Encased steel electrode for electric arc welding. : da en
  • US2031565A - Power transmitting belt : en
  • FR794450A - Piston improvements : en fr
  • IE14112L - Drying linen yarn : en
  • US2031050A - Measuring system : en
  • FR794628A - Safety device for connecting the links of the tracks : en fr
  • GB443009A - Improvements in or relating to percussive tools : en
  • CA355985A - Road earth heating machine : en fr
  • CA356042A - Coal sawing machine : en fr
  • US2031136A - Controlling delivery fan : en
  • FR794555A - Carbide tipped mechanical pencil : en fr
  • DE555663C - Footwear with an inflexible bottom part arranged in the rear part of the shoe : de en
  • FR794402A - Automatic burner system : en fr
  • GB443046A - Improvements in superheterodyne receivers for television : en
  • FR794507A - Airplane helicopter : en fr
  • GB442878A - Improvements in or relating to methods of carbonising metals : en
  • GB442952A - Improvements in and relating to apparatus for papering walls and the like : en
  • FR794582A - Further training in the control of calenders : en fr
  • FR794405A - Improvements in the manufacture of plywood articles : en fr
  • FR794550A - Packaging system allowing the presentation of small hand tools : en fr
  • USD98653S - Design for a game device : en
  • DE626085C - Fused salt baths for the heat treatment of magnesium alloys : de en
  • DE626202C - Device for attaching and carrying eggs, fruits or the like. : de en
  • DE626058C - Hydraulic sheet metal bending press : de en
  • GB442930A - Apparatus for giving movements applicable to the obtaining of publicity effects : en
  • FR794424A - Method and apparatus for the manufacture of cardboard for packaging, boxes and crates with corrugations formed by printing : en fr
  • FR794626A - Elastic fabric : en fr
  • FR794503A - Universal switch : en fr
  • DE625895C - Suspension for centrifugal machines : de en
  • DE626105C - Film cabinet with double walls : de en
  • US2031091A - Clothesline prop : en
  • US2031161A - Handgrip member : en
  • US2031244A - Method of making hinge leaves : en
  • GB443078A - Improvements in weighing scales : en
  • FR794440A - Coasters for beer glasses and others : en fr
  • DE626013C - Device for pitting cherries and similar stone fruits : de en
  • US2030923A - Display refrigerator accessory : en
  • US2031278A - Hose support : en
  • CA355989A - Transmission mechanism : en fr
  • CA356046A - Reperforator : en fr
  • DE626168C - Separately on shafts of drills, pick irons, etc. Like. Bump collar to be attached and pressed against it : de en
  • DE626241C - Contact element for tube base, in particular radio tube base : de en
  • GB443025A - Improvements in or relating to apparatus for indicating and recording the dust content of blast furnace gases : en
  • US2031243A - Treatment of organic cellular materials : en
  • US2031462A - Strap stretching device : en
  • FR794700A - Method and device for the treatment of liquids : en fr
  • AU2121935A - Improvements in or relating to television systems : en
  • DE625867C - Generation plant for electric waves of high voltage and frequency : de en
  • DE626151C - Device for measuring the hydrogen ion concentration with the aid of electrodes made of antimony, tungsten or other metals or their alloys that can be oxidized by dissolved oxygen : de en
  • GB442900A - Improvements in or relating to permanent magnet assemblies : en
  • CA355977A - Gold recovering device : en fr
  • US2031089A - Oscillation-type lock : en
  • US2031492A - Shackle support : en
  • US2031531A - Jar closure : en
  • CA356047A - Joint : en fr
  • US2031027A - Air washing device : en
  • US2030933A - Magnet switch : en
  • US2031129A - Method of making shaped bodies of nonplastic metallic oxides : en
  • DE625851C - Process for the production of water-insoluble azo dyes : de en
  • GB443060A - Improvements in the manufacture of filaments, yarns, bristles, straw, and like materials having a basis of organic derivatives of cellulose : en
  • GB443062A - Hub device for wheels of heavy vehicles : en
  • DE587828C - Process for producing damping colors on clinker goods : de en
  • FR794471A - Improvements to valves and separators : en fr
  • US2031530A - Mounting for rimless lenses : en
  • DE625853C - Electric vacuum cleaner with a vacuum cleaner arranged outside the motorized blower unit : de en
  • DE625918C - Inclined rotary kiln for smoldering fuels by means of purge gases : de en
  • DE626052C - Method for exposure control in film copying machines by means of photoelectric measurement of the negative density : de en
  • CA356043A - Two-cycle engine : en fr
  • US2031296A - Disconnect plug and receptacle : en
  • USD98642S - Design for an oil burning cook stove : en
  • US2031402A - Slat house : en
  • DE625953C - Fuel injection device for internal combustion engines : de en
  • DE625865C - Procedure for combating pests in closed spaces : de en
  • GB442830A - Improvements in or relating to supporting tackle for mine cages, lift cages and the like : en
  • US2030948A - Control circuit : en
  • US2031300A - Knitting machine thread carrier actuating means : en
  • US2031018A - Viscosity regulator : en
  • AU2079235A - Improvements in compression refrigerating machines : en
  • US2030890A - Control mechanism for machine tools and the like : en
  • US2030901A - Process for depolymerizing alpha substituted acrylic acid esters : en
  • US2030840A - Smokestack painter : en
  • US2031156A - Honing tool : en
  • US2031430A - Thread tensioning attachment for textile machines : en
  • US2031459A - Shade roller : en
  • US2031119A - Combination stool and carrier : en
  • US2031330A - Broiler or the like : en
  • US2031181A - Truck : en
  • US2031226A - Door operator : en
  • DE625937C - Gas cleaner with a mechanically operated device for moving the gas cleaning mass : de en
  • US2030937A - Incandescent igniter : en
  • DE626249C - Hand lever fruit press : de en
  • DE626263C - Device for storing workpieces on bag and bag machines or the like. : de en
  • DE625976C - Arrangement for suppressing the harmonics in the alternating current of single-phase inductors or transformers premagnetized with direct current : de en
  • DE626078C - Method and device for hardening glass objects : de en
  • DE626101C - Method and device for molding chocolate bars with deposits : de en
  • US2030856A - Plug connecter : en
  • US2030904A - Photographic film of the monopack type adapted for color photography : en
  • US2031164A - Air purifying device : en
  • US2031561A - Method and apparatus for treating rubber articles : en
  • DE626076C - Tooth bracket made of metal band : de en
  • US2031427A - Centrifugal clothes drier : en
  • FR794486A - Projectile rocket refinements : en fr
  • DE626025C - Sieve drum for cleaning grain : de en
  • FR794689A - Device for recording on a single recording tape the positions of moving parts : en fr
  • GB443103A - Apparatus for filling magazines of machine guns and the like : en
  • CA355998A - Cellulose pulp washing apparatus : en fr
  • CA355978A - Insecticide : en fr
  • CA356009A - Dynamo-electric machine : en fr
  • US2031308A - Bed material for flower bulbs : en
  • US2030999A - Ink : en
  • US2031568A - Building construction : en
  • FR794478A - Manufacture of sulphides by means of sulphates : en fr
  • US2031346A - Fuel injection pump : en
  • DE625992C - Winding device for the supply cord of electrically heated devices, in particular iron : de en
  • FR794454A - Advanced arch to support the foot joint : en fr
  • AU2295335A - Improvements in swimming apparatus : en
  • US2031344A - Doorlock : en
  • USD98608S - Design fob a blouse : en
  • GB442790A - Diaphragm valves : en
  • DE626183C - Centrifugal mixer and kneading machine : de en
  • GB442848A - Improvements in or relating to thermo-regulator taps for radiators for central heating : en
  • GB442893A - An improved fastener for windows, doors and the like : en
  • GB442843A - Improvements in and relating to the control mechanism of motor vehicles : en
  • US2031302A - Latch : en
  • US2031515A - Ice tray : en
  • US2031058A - Vat-dyestuffs of the anthraquinone series and process of making the same : en
  • FR794637A - Clutch Mechanism : en fr
  • US2031469A - Method and means for detecting flaws : en
  • DE626035C - Support roller assembly for the tracks of motor vehicles : de en
  • GB443142A - Improvements in switch units for electrically driven domestic apparatus : en
  • GB443181A - Game board : en
  • US2031216A - Textile working device : en
  • FR794487A - Gas filter : en fr
  • GB442998A - Improvements in or relating to game-scorers and declaration indicators : en
  • DE625802C - Friction disc clutch, especially for motor vehicles : de en
  • DE626234C - Device for taking samples from the side wall of boreholes : de en
  • GB442872A - Coating and plastic compositions : en
  • FR794698A - Camera for serial photography : en fr
  • GB442974A - Improvements in or relating to apparatus for the measuring and indication of viscosity of liquids : en
  • GB443070A - Improvements in or relating to synchronous-motor driven clocks : en
  • US2031016A - Method of and apparatus for testing electrical devices : en
  • GB443102A - Manufacture of azo-dyestuffs insoluble in water : en
  • GB443213A - Improvements in or relating to self-closing doors : en
  • FR794458A - Electric device for automatic ignition of town gas burners, butane, etc. : en fr
  • FR794682A - Spoon for dosing and dispensing granulated products : en fr
  • GB442892A - Improvement in methods of producing concentrated milk constituents : en
  • FR794459A - Candle dispenser for churches : en fr
  • GB443058A - Improvements in or relating to skinning apparatus : en
  • FR794534A - Substituted nitro- and aminochrysenes and process for their preparation : en fr
  • GB443209A - Improvements in and relating to apparatus for testing the balance of sports implements : en
  • DK51292C - Electric Discharge Tube or Bulb. : da en
  • US2031085A - Method of forming metal containers : en
  • US2031267A - Preservative means for ropes and the like : en
  • US2031372A - Gate valve : en
  • US2031519A - Shaving device and the like : en
  • US2031122A - Furnace for roasting sulphurous ores : en
  • US2031576A - Heating and cooling unit for buildings : en
  • DE625979C - Process for the production of good running, high gloss, basic pigments, e.g. Zinc white, containing oil paint : de en
  • DE626135C - Steam water trap with a fluid-containing expansion body formed from bellows : de en
  • DE626019C - Sorting machine for spools of thread : de en
  • CA356036A - Fountain pen : en fr
  • AU2126635A - Improvements in high frequency electric signalling systems : en
  • CA355965A - Shears stop : en fr
  • AU2054034A - Improvements in and relating to cricket bats, hockey sticks andthe like : en
  • CA356067A - Web feeding apparatus : en fr
  • DE626063C - Facility for copying on booking forms : de en
  • GB442934A - Improvements in and relating to percussive tools : en
  • DE625952C - Pistons for internal combustion engines : de en
  • DE626091C - Device for totalizing items by electromagnetic means : de en
  • CA356020A - Paper container making apparatus : en fr
  • US2031498A - Heating unit : en
  • DE626254C - Device for adjusting a movable adjusting element attached in a flow opening, for example in a pipeline, as a function of the flow rate : de en
  • US2031255A - Bathtub : en
  • US2030927A - Piston packing ring : en
  • US2031478A - Fluid control means : en
  • DE624645C - Silo for grain and similar granular bulk material : de en
  • FR794611A - Light switch : en fr
  • DE625886C - Ship stabilization system : de en
  • DE625887C - Padlock housing : de en
  • DE626068C - Electrical insulating compound containing resin acid anhydrides : de en
  • US2030936A - Vibrator : en
  • US2031293A - Ignition device : en
  • CA355974A - Motion picture apparatus : en fr
  • US2030841A - Bottle closure : en
  • US2030889A - Mount for machine guns : en
  • US2031125A - Spherical machine : en
  • US2031370A - Autographic register : en
  • US2030967A - Aircraft : en
  • US2031107A - Process for separating oil from wax cakes : en
  • FR794469A - Cooling device : en fr
  • FR794688A - Dry chart recording tape : en fr
  • GB443131A - Improvements in or relating to pressure gauges : en
  • AU2127735A - Improvements in or relating to food and like cartons : en
  • DE626059C - Press rods for the folding rollers of bottom folding machines : de en
  • DE626104C - Roll film camera : de en
  • US2030880A - Wrapping machine : en
  • US2031150A - Ski edge protector : en
  • USD98648S - Design fob a smoking stand : en
  • DE626133C - Process for stabilizing alkyl ethers of glycols or 1,2-polyalkylene glycols : de en
  • DE625197C - Device for the remote control of railway switches and signals : de en
  • FR794528A - Manufacturing process for thin metal blades and thin metal plates : en fr
  • DE626211C - Smoke generator for smoke chambers : de en
  • FR794403A - Arrangement of current converters for energy recovery : en fr
  • GB443208A - Improvements in carding machines : en
  • US2031221A - Registering apparatus : en
  • US2031520A - Trap : en
  • USD98617S - Building : en
  • CA356003A - Ventilation apparatus : en fr
  • US2031081A - Electric current collector : en
  • US2031349A - Bumper : en
  • FR794427A - Control clock for periodic absorption refrigeration units : en fr
  • FR794544A - Automatic firearm : en fr
  • CA355975A - Binding mower belt : en fr
  • US2031007A - Grid or grating : en
  • FR794620A - Process for the manufacture of articles coated with ebonite : en fr
  • USD98618S - Design for a link for a watch : en
  • USD98625S - Design fob a stereoscopic viewer : en
  • AU2125135A - Improved method and apparatus for wrapping cylindrical articles : en
  • DE625923C - Paw support for vehicle engines : de en
  • US2031487A - Process for the production of alloys of the alkaline earth metals with cadmium : en
  • DE625962C - Metal barrel for beer : de en
  • DE626043C - Tube closure for one-hand operation with a closure flap under the action of an endless spiral spring, the axis of rotation of which is cut by the plane in which the spring lies when the closure flap is pivoted : de en
  • US2030910A - Grinding wheel mandrel : en
  • US2031286A - Planet wheel gearing : en
  • US2031426A - Disazo dyestuff : en
  • DE625849C - Pressure plate with electrical heating by tubular heating elements for heating presses : de en
  • DE625862C - Inclination scale with equally divided scale : de en
  • US2031269A - Engine starter : en
  • DE626049C - Electric daylight lamp : de en
  • GB442943A - Improvements relating to rain water fall pipes and the like : en
  • FR794624A - Automotive Brake Improvements : en fr
  • FR794691A - Improvements in the manufacture of threads, fabrics and other materials : en fr
  • FR794436A - Device for adjusting the admission of fuel in combustion engines for automobiles : en fr
  • GB442895A - Process and apparatus for the production of pig-iron : en
  • FR794499A - Small item packaging improvements : en fr
  • FR794519A - Process for controlling the arc blowing of electric switches by pressurized gas : en fr
  • GB443018A - Improvements in and relating to directional wireless transmitting and receiving systems : en
  • DE626240C - Phase dependent vibratory galvanometer : de en
  • DE551630C - Terraced house with outside walkway : de en
  • US2031494A - Welding rod coating : en
  • DE626143C - Process and device for the production of grids for electrical discharge vessels : de en
  • GB442981A - Improvements in or relating to heat-insulation for use in buildings : en
  • GB443075A - Improvements in or relating to anodes for electron discharge devices : en
  • DE625831C - Stretch yarn dyeing machine : de en
  • DE626103C - Device for the optical copying of lenticular films : de en
  • US2031408A - Control device : en
  • DE626095C - Interrupter for ignition devices : de en
  • DE626154C - Process for cleaning edible fats : de en
  • US2031307A - Meat holder : en
  • US2030986A - Automatic airplane pilot : en
  • DE626002C - Signal device for overpasses with isolated rails : de en
  • DE626204C - Process for joining two edges of blanks made of fabric and rubber, primarily in the manufacture of gas masks : de en
  • FR794524A - Process for preparing a bituminous mixture : en fr
  • GB442852A - An improved liquid heater : en
  • DE625910C - Vertical cylinder boiler for the generation of low pressure steam for agricultural operations : de en
  • FR794426A - Drawbridge : en fr
  • US2031205A - Process for solvent extraction of oils : en
  • USD98600S - Design for a luminous-arm signal : en
  • DE625986C - Illuminated circuit diagram : de en
  • US2030972A - Apparatus for the production of artificial filaments and like materials : en
  • US2031301A - Sheet-folding machine : en
  • US2031310A - Flight apparatus : en
  • US2031366A - Typographical slug casting machine : en
  • DE626062C - Copy device for ring books, especially card books : de en
  • CA355983A - Egg package : en fr
  • CA356037A - Cellulosic material purification : en fr
  • GB442844A - Improvements in and relating to the therapeutic administration of tonka bean oil : en
  • GB443201A - Improvements in and relating to hand-bags, ladies' bags and the like : en
  • AU2005134A - Improvements in or relating to cigarettes : en
  • DE626111C - Device for weft winding machines to fix the beginning of the thread when inserting a new bobbin : de en
  • US2031337A - Rotary swivel : en
  • US2031453A - Convenience outlet : en
  • DE625968C - Washing and bleaching process for jute : de en
  • US2031291A - Scoring device : en
  • AU2245035A - Process for copying the tracing of photographic sound impressions : en
  • CA356006A - Electric valve converting apparatus : en fr
  • CA356049A - Vehicle guide means : en fr
  • FR794604A - Process for obtaining valuable materials, starting from wood : en fr
  • US2031339A - Means for propelling pleasure boats : en
  • GB442808A - Improvements in or relating to game apparatus : en
  • FR794639A - Assembly for flexible hoses : en fr
  • DE625881C - Device for changing the load ratio of the drive axle and the trailing axle connected to it by the suspension springs, especially for motor vehicles : de en
  • US2031076A - Electric oscillator : en
  • FR794634A - Process for manufacturing cyanine dyes : en fr
  • GB442987A - Improvements in and relating to harrows : en
  • US2031483A - Hairpin clasp : en
  • FR794556A - Machine for driving and removing casing tubes for the execution of foundation piles cast in the ground : en fr
  • US2031323A - Feed reversing mechanism for sewing machines : en
  • FR794659A - Automatic machine for making chocolate bites : en fr
  • DE625861C - Method of comparing objects with patterns : de en
  • FR794560A - Improvements to taps : en fr
  • GB442828A - Apparatus for use in lining centrifuging moulds : en
  • GB443106A - Improvements in or relating to stiffening material adapted for use in the manufacture of boots and shoes and in or relating to the manufacture of such material : en
  • GB443212A - Improvements in the forming of paper boards : en
  • DK51278C - Batch holder. : da en
  • GB443029A - Portable collapsible water tank and carrier for the same : en
  • US2031030A - Metallic coating recovering device : en
  • US2031285A - Hair curler : en
  • GB443124A - Improvements in or relating to liquid fuel admission devices for internal-combustionengines : en
  • US2031306A - Liquid fuel vaporizer and burner : en
  • CA355997A - Draw bar and buffing device : en fr
  • DE626050C - Device for bipolar high frequency treatment : de en
  • US2031313A - Tube base and socket : en
  • USD98652S - Design fob a radio antenna : en
  • USD98605S - Design for a water heater : en
  • USD98633S - Design for a flower vase : en
  • GB442882A - Improvements relating to the manufacture of moulded heat-resisting glass ware : en
  • GB443091A - Improvements relating to holders or containers for cosmetics, shaving soap, foodstuffs and utility articles of various kinds : en
  • FR794472A - Improvements to ignition devices : en fr
  • FR794645A - Mains television receiver : en fr
  • GB442800A - Improvements in combined hydraulic brake housing and wheel : en
  • GB442902A - Process for producing porous oxide layers on aluminium and aluminium alloys for photographic purposes : en
  • US2031215A - Process for utilizing the heat in the oxidation of ammonia to nitric acid under pressure : en
  • US2031508A - Battery holder : en
  • US2030968A - Eyeglass lens : en
  • US2031113A - Alloys : en
  • DE625801C - Gear change transmission, especially for motor vehicles : de en
  • DE625899C - Weft coil replacement device : de en
  • GB443052A - Improvements relating to electric overhead isolating switches : en
  • GB443133A - Process for the production of valuable liquid hydrocarbons by destructive hydrogenation of carbonaceous materials : en
  • DE626235C - Mercury steam boiler : de en
  • FR794553A - Process for the production of insoluble coatings, impregnations and moldings : en fr
  • GB442999A - Improvements in picking motions for looms for weaving : en
  • GB442825A - Improvements in and relating to sun glasses : en
  • GB442907A - Improvements in or relating to magnetic separators : en
  • US2031177A - Aircraft speed control : en
  • US2031311A - Clutch : en
  • DE626140C - Process for the production of collector plates : de en
  • DE626250C - Edge connection for furniture that can be dismantled : de en
  • US2030854A - Constant intensity illumination system : en
  • US2030900A - Quotation projecting or analogous apparatus : en
  • US2031391A - Heat gun : en
  • DE626031C - Spur gear with asymmetrical teeth : de en
  • US2031451A - Exhaust silencer for internal combustion engines : en
  • US2031466A - Fan : en
  • GB442835A - A box or packing device for preservatives : en
  • GB442994A - Improvements in liquid meters for small flows and low heads : en
  • FR794565A - Device for frequency adjustment in electrical energy distribution networks comprising synchronous clocks connected to the network : en fr
  • US2031146A - Automatic watering device : en
  • USD98597S - Design for an ensemble dress : en
  • DE614079C - Hollow drainage body for drawing off the liquid from fine-grained to sluggish material from a centrifugal drum : de en
  • DE626269C - Leadership of electrically operated toy cars along a trackless roadway : de en
  • FR794415A - Lightening devices : en fr
  • US2030853A - Liquid spray apparatus : en
  • GB443061A - Improvements in or relating to optical projection apparatus : en
  • DE626126C - Adjustable storage for aircraft parts : de en
  • FR794591A - Method of manufacturing contact members for electric discharge tubes : en fr
  • US2030878A - Safety glass : en
  • DE625972C - Auxiliary pressure medium generator for switch drives working with gaseous pressure medium : de en
  • DE626228C - Three-layer, endlessly woven drying felt for cardboard and paper machines : de en
  • FR794601A - Dangerous potential indicator for aerostats : en fr
  • GB442975A - Improvements in tennis racquets : en
  • FR794412A - Ski lift for skiers and pedestrians : en fr
  • US2031162A - Ice cream service container : en
  • US2030970A - Azo dyes and methods for their production : en
  • DE626108C - Cushioning, especially for motor vehicle seats : de en
  • GB443051A - Improvements in or relating to baby carriages : en
  • FR794653A - Process for stabilizing low molecular weight chlorinated hydrocarbons : en fr
  • FR794417A - Process and installation for the production of cold, in combination with thermal use of the refrigerant used : en fr
  • FR794573A - Elastic device for cushions, seats, mattresses and the like : en fr
  • US2030860A - Print-out emulsion : en
  • US2031359A - Toy gun : en
  • GB443016A - Improvements relating to start-stop selecting and translating mechanisms for printing telegraphs and other apparatus : en
  • GB443000A - Method of and apparatus for impregnating pads of cotton or other material with oil or other lubricating agent : en
  • USD98628S - Design fob a lunch counter unit : en
  • GB443045A - Improvements relating to locking nuts particularly for fish-plate bolts : en
  • GB442858A - Improvements in screens or grilles for sound radiating apparatus : en
  • GB442977A - A new or improved springing system for motor road vehicles : en
  • GB443011A - Improvements in or relating to telephone or like alternating current systems employing variable attenuation networks : en
  • DE626231C - Knife star dough dividing and knitting machine : de en
  • GB442840A - Process and apparatus for the propulsion of submarine boats by means of combustion motors during immersion : en
  • DE626089C - Centrifugal pendulum : de en
  • FR794420A - Electric transmission in particular for traction units : en fr
  • GB442972A - Improvements in and relating to envelopes : en
  • DE626054C - Ship loading system : de en
  • DE626008C - Circuit arrangement with electron tubes : de en
  • US2031354A - Venetian blind tilter : en
  • US2031572A - Cover feeder for book match : en
  • GB443147A - Improvements in ovens or kilns : en
  • DE625725C - Machine for splitting and cutting soles : de en
  • FR794618A - Method for reducing the normal consumption of gasoline in internal combustion engines : en fr
  • FR794596A - Process for preparing compounds of the coeranthrenic and coerbianthrenic series : en fr
  • DE625954C - Shielding cap for spark plugs : de en
  • DK51295C - Filling valve for containers. : da en
  • FR794609A - Improvements to boilers : en fr
  • CA355968A - Furnace or boiler : en fr
  • DE625883C - Wheel carrier for attaching one or more spare wheels to a vehicle : de en
  • USD98611S - Design fob a lamp base : en
  • FR794449A - Protective device for window and door openings : en fr
  • DE626074C - Process for the production of dyes and intermediates : de en
  • DE626156C - Forms for window envelopes with angled fold : de en
  • GB442909A - An improved method of and preparation for treating knitted and like textile fabrics : en
  • US2031287A - Wall table : en
  • GB443284A - Improvements in and relating to the manufacture of rubber filaments, threads or yarns : en
  • US2030957A - Electromagnetic apparatus : en
  • DE626000C - Clamping device for loose-leaf bookkeeping : de en
  • FI16934A - Wind turbine : en fi
  • FR794425A - Machine that can work as a vacuum cleaner and as a compressor : en fr
  • FR794696A - Leakage transformer for supplying light tubes : en fr
  • DE600127C - Heat-resistant steel alloy : de en
  • CA356016A - Carbon dioxide separation from gaseous mixtures : en fr
  • FR794423A - Removable rigid boat : en fr
  • GB442966A - Improvements relating to strainers for foot-valves : en
  • GB442782A - Improvements in or connected with cabinets : en
  • DK51290C - Combined Seeder for Sowing Seeds and Fertilizers. : da en
  • FR794679A - Stabilized berth boat cabin : en fr
  • US2031507A - Electric candle : en
  • USRE19859E - Illuminated ornamental device : en
  • DE615372C - Device for the operation of electric flame arc furnaces with direct current generators driven by counter-rotating turbines : de en
  • DE625911C - Electric pickup with tubular, thin-walled armature : de en
  • DE626051C - Device for printing carbonless ink in gravure printing : de en
  • GB442875A - Improvements in rotary piston machines : en
  • GB442906A - Improvements in or relating to the sealing of electric conductors into vitreous envelopes : en
  • US2030867A - Art of removing metals as volatile chlorides from ores and other matters containing the same : en
  • GB443199A - Improvements in or relating to salvaging or safety devices for ships : en
  • GB442979A - Improvements relating to lubricants and other hydrocarbon products : en
  • GB442995A - Improvements relating to cases, holders, or containers for toilet requisites or articles such as soap, sponges, toothbrushes and like articles : en
  • DE626175C - Power supply contact piece for electrical arc welding that can be moved with the welding electrode : de en
  • FR794597A - Improvement in the manufacture of alloys in which copper dominates : en fr
  • DE625935C - Process for the preparation of insoluble azo dyes : de en
  • DE626064C - Inner drum brake for rail vehicles : de en
  • US2030950A - Skiving machine : en
  • US2030991A - Azo dyes and methods for their preparation : en
  • US2031204A - Method for producing lubricating oil : en
  • US2031458A - Operating mechanism : en
  • US2031404A - Ventilator : en
  • DE625991C - Bottom valve for galvanized washing vessels : de en
  • GB442822A - Improvements in and relating to portable electrically driven percussive tools : en
  • US2030922A - Carburetor : en
  • US2031236A - Cable clamp : en
  • US2031283A - Refrigerator : en
  • CA356066A - Corset : en fr
  • DE625917C - Device for producing zippers : de en
  • DE625850C - Process for the preparation of monoazo dyes : de en
  • DE625921C - Device for preheating the load before it is introduced into the direct production of iron and steel. Movable ovens : de en
  • DE626188C - Bottom sludge collector for batteries : de en
  • DE626242C - Voltage regulating device on the secondary side for the recording circuit of an X-ray device : de en
  • DE625885C - Elastic wheel for vehicles of all kinds : de en
  • US2030917A - Multiple joint extension union : en
  • CA356001A - Dispensing trailer : en fr
  • CA355970A - Syphon pipe mounting : en fr
  • CA356021A - Wall and reinforcement : en fr
  • GB442781A - Improvements in vacuum cleaners : en
  • US2031380A - Lens blocking device : en
  • DE626243C - Electrically heated, for the introduction of therapeutically acting rays, e.g. Radium rays, cannulas used in the human or animal body : de en
  • US2030989A - Coil winding machine : en
  • US2031436A - Turbine-driven vessel : en
  • US2030998A - Building construction : en
  • CA356027A - Cereal food product : en fr
  • CA356045A - Telegraph transmitter : en fr
  • CA356050A - Sewage filtration : en fr
  • US2031396A - Traffic marker : en
  • USD98637S - Design for an adjustable chair : en
  • DE625897C - Multi-part drive core for driving in sheet metal sleeves for location posts : de en
  • FR794633A - Device for attaching the handle to brooms, parquet brushes, hammers and other utensils or tools with handles : en fr
  • US2030993A - Fan : en
  • US2031155A - Lock : en
  • US2031183A - Patty-hoe : en
  • US2031200A - Process of making products including aliphatic aldehydes : en
  • US2031251A - Drawer stop for cabinets and the like : en
  • DE625978C - Process for the production of lacquers and varnishes : de en
  • US2031569A - Verifying machine for perforated records : en
  • US2031470A - Safety cutting tool : en
  • US2031475A - Oxidizing catalysts : en
  • US2031554A - Recovery of the gases and dust evolved in the electrolytic manufacture of aluminium : en
  • US2031011A - Package of matches : en
  • US2031406A - Vat dyestuffs of the anthraquinone-2.1(n) benzacridone series : en
  • DE625875C - Visual system for grain flour : de en
  • DE626117C - Backstop for welding, cutting and soldering torches : de en
  • FR794575A - New anthraquinone series dyes : en fr
  • FR794542A - Arc extinguishing device for electrical circuit breaker contacts in oil : en fr
  • FR794479A - Device carrying and preserving toilet articles : en fr
  • US2031157A - Shade for greenhouses : en
  • US2031397A - Beer cooler : en
  • DE625997C - Partial chamber boiler with blind chambers : de en
  • US2031393A - Vehicle jack : en
  • GB443015A - Improvements in or relating to fuel injection apparatus for internal combustion engines : en
  • US2031040A - Refrigerator car door : en
  • FR794607A - Process for preparing a novel oxycarboxylic acid and dyes derived from this acid : en fr
  • DE626232C - Lampshade or reflector made of transparent or translucent material other than glass : de en
  • US2031417A - Roller bearing assembling machine : en
  • GB442888A - Improvements in driving units, incorporating an electric motor and drive transmitting means : en