• US1988959A - Paint and method of making the same : en
  • US1988531A - Hopper, chute, and the like for feeding lumpy, granular, or pulverulent material : en
  • AT140282B - Tower car with telescopic mast and work platform. : de en
  • CA347737A - Automatic tone control : en fr
  • US1988516A - Means for making brassieres : en
  • US1988810A - Ventilator : en
  • CA347620A - Metal roofing fastening and sealing device : en fr
  • US1988786A - Coin controlled electrical clock : en
  • US1989032A - Process of closing tubes : en
  • CA347678A - Electric regulator : en fr
  • US1988487A - High frequency electrical oscillation generator and amplifier : en
  • US1988538A - Apparatus for cutting disks : en
  • US1988589A - Closure means for a transformer casing : en
  • AT140274B - Cigarette box with matchbox. : de en
  • AU1597434A - An improved heating tube for bakers' ovens and the like, and method of making the same : en
  • US1988568A - Temperature compensator : en
  • US1988878A - Fountain pen : en
  • DK49775C - Multicolor camera. : da en
  • FR776247A - tank vent : en fr
  • US1988551A - Device for cutting, punching, and drilling section iron : en
  • US1988479A - Process for treating olefines : en
  • US1988500A - Machine for concentrating ores and amalgamating gold ores : en
  • US1988660A - Concrete surfacing device : en
  • CA347669A - Monochromate and dichromate manufacture : en fr
  • CA347749A - Nibbling machine tool holder : en fr
  • US1988530A - Hand luggage : en
  • US1988820A - Beater : en
  • US1988947A - Electric valve-converting apparatus : en
  • USD94397S - Design fob a bottle : en
  • GB422988A - Improvements in or relating to spring seats or the like : en
  • CA347632A - Cultivator fender : en fr
  • US1988730A - Strap tying machine : en
  • DE608405C - Centrifugal governors, especially for internal combustion engines : de en
  • DE608488C - Double-sided wearable coat : de en
  • FI16307A - The method of manufacture of the latch device and the latch thus made : en fi
  • DE608459C - Moistening device for twisting and similar textile machines : de en
  • DE608342C - Hard and acid-resistant alloy of white color, especially for the manufacture of nib nibs : de en
  • AT140335B - Bolt assembly for automatic firearms. : de en
  • AT140381B - Stocking and process and device for its manufacture. : de en
  • CA347634A - Cap sealed receptacle : en fr
  • AU1590634A - Improvements in or relating to television and like transmitters : en
  • DE608483C - Safety razor with blade moved back and forth by a face roller : de en
  • FR776460A - Braking device for vehicles : en fr
  • GB423048A - Improvements in the manufacture of iron alloys of very low carbon content : en
  • DE608521C - Swing plane : de en
  • CA347652A - Variable speed cutting mechanism : en fr
  • US1988535A - Battery terminal clamp : en
  • USRE19440E - Dooblock : en
  • FR776432A - Improved front end for any traction tillage machines : en fr
  • US1988526A - Engine : en
  • DE608534C - Processing machine for grainy goods : de en
  • FR776235A - Descaling product for radiators of explosion engines : en fr
  • GB422971A - An improved process and apparatus for cracking hydrocarbons : en
  • DE608377C - Device for extracting drugs : de en
  • CA347641A - Locking means for slide fasteners : en fr
  • DE608371C - Clamp to hold the stator core of electrical machines together : de en
  • CA347610A - Pipe insulation : en fr
  • AT140296B - Rear axle drives for motor vehicles. : de en
  • US1988768A - Dewaxing oils : en
  • DE608564C - Device for changing the transmission ratio of bicycle chain drives : de en
  • DE608447C - Thrust bearings : de en
  • FR776270A - Two-stroke internal combustion engine : en fr
  • FR776313A - Manufacturing process of tubular electric lamps : en fr
  • US1988534A - Apparatus for feeding forward strip or like material particularly for tensioning bale and other ties : en
  • US1988555A - Electric illuminating device : en
  • US1988602A - Coke oven door assembly : en
  • FR776375A - Safety razor blade ironer : en fr
  • AT140350B - Clamping device for the firing pin of automatic firearms with a longitudinally movable breech block. : de en
  • US1988902A - Process of working up vulcanized rubber waste : en
  • US1988888A - Brake mechanism and clutch : en
  • US1988999A - Process of treating coal and product : en
  • GB422907A - Improvements in or relating to malt kilns, hop drying kilns and the like : en
  • GB422969A - Cosmetic box or case : en
  • US1989068A - Vise : en
  • US1988651A - Attachment for container carriers : en
  • US1989016A - Buckle : en
  • AT140352B - Handle lock for cardboard boxes with push-through slots and other containers. : de en
  • US1988675A - Apparatus for indexing turret heads : en
  • US1988908A - Mail covering : en
  • DE608334C - Fastening of the pivot for slewing cranes : de en
  • DE608336C - Device for cooling inhabited rooms by means of compressed, lumpy carbon dioxide : de en
  • DE608525C - Device for connecting skis and ski sticks : de en
  • DE608562C - Lockable tank cap for motor vehicles : de en
  • FR776336A - Method of manufacturing shoes with braided or embroidered straps : en fr
  • DE608455C - License plate, especially for motor vehicles : de en
  • FI16273A - Housing : en fi
  • DE608410C - Plug rolling mill in which a guide for the rolling stock is arranged between the return rollers and the rollers : de en
  • FR776468A - Improvements to molds for shoe shapes : en fr
  • FR776321A - Refrigeration process, or refrigeration supplement for cold rooms, coolers, stamps and refrigerated vehicles : en fr
  • GB446248A - Spraying container for pulverulent materials with lateral spraying holes : en
  • FR776446A - Enhancements to t receptors. s. f. for short or ultra-short waves : en fr
  • AT140318B - Device for influencing the filling of the brake line of compressed air brakes with consideration of the brake line length. : de en
  • CA347766A - Motor fuel : en fr
  • DE608554C - Gas washer : de en
  • FR776423A - high frequency transmitter : en fr
  • GB423242A - Improvements relating to the polishing of lenses : en
  • DE591792C - Process for the production of an artificial stone mass from cement : de en
  • US1989041A - Glowlamp : en
  • DE608432C - Device for setting and regulating the oscillation path during sieving and conveying processes : de en
  • DE608388C - Machine for the production of galvanic elements : de en
  • FR776314A - Double acting piston pump : en fr
  • FR776401A - Improvements to glass tools used in the manufacture and repair of footwear : en fr
  • DE608385C - Shut-off element for control valves arranged between the control container and the brake line : de en
  • FR776345A - Improvements in the construction of silencers for internal combustion engines and the like : en fr
  • FR776410A - Tipping device for skips : en fr
  • GB422874A - Improvements in or relating to change-speed mechanism for variable speed gear : en
  • GB423143A - Improvements in gas valve controls and burners for gas stoves : en
  • FR776242A - Cleat for saber loom : en fr
  • FR776233A - Fruit picker : en fr
  • DE607975C - Artificial replacement parts for the interior of the human or animal body, in particular replacement chewing tools, and needles for medical, in particular dental, purposes : de en
  • US1988892A - Method of and apparatus for handling glass sheets : en
  • US1988723A - Marking compound : en
  • FR776341A - Balanced bearing for rotating masses, in particular for compasses : en fr
  • FR776496A - Improvements to boiling coolants, in particular for vacuum discharge vessels : en fr
  • FR776219A - Ultra short wave tube : en fr
  • US1988615A - Drying oil composition : en
  • US1988688A - Electric switch structure : en
  • USD94398S - Design fob a bottle : en
  • FR776369A - Domestic lighter : en fr
  • FR776497A - Pedal improvements for compressed air brakes : en fr
  • GB423122A - Improvements relating to electric circuit interrupters with arc extinguishers : en
  • US1988801A - Method for purifying esters : en
  • FR776490A - Chair : en fr
  • GB423069A - Improvements in or relating to absorption refrigerating apparatus : en
  • US1988949A - Saw frame : en
  • FR776323A - Device for the extraction of drugs and the like : en fr
  • FR776305A - Process for reproducing color photographic images on an irregular trichromatic network medium : en fr
  • USD94391S - Design for a mirror frame or similar : en
  • US1988542A - Freezing tray agitator : en
  • US1988834A - Process for breaking petroleum emulsions : en
  • FR776225A - Advanced machine for making pneumatic tires : en fr
  • DE608478C - Solvents for cellulose esters, especially nitrocellulose : de en
  • DE608571C - Machine for cleaning and degreasing wool and other fibers : de en
  • FI16283A - Splitting saw accessory for galvanizing wide pieces : en fi
  • FR776307A - Phonographic film and its manufacturing process : en fr
  • GB423018A - Improvements in and relating to methods of coating articles with compressed materials : en
  • FR776259A - Heat-insulated appliance usable for cooking and / or preserving food, or similar applications : en fr
  • DE608442C - Process for the preparation of Kuepen dyes : de en
  • FR776346A - Method for combating scum, particularly in fermenting liquids : en fr
  • FR776356A - Device for mounting the cage rolls of ingot and sheet rolling mills : en fr
  • CA347614A - Welder current control system : en fr
  • GB422968A - Improvements in and in connection with the de-watering of sand or other granular material : en
  • AT140377B - Sock holder. : de en
  • US1989038A - Apparatus for gauging and controlling the thickness of material : en
  • US1988580A - Apparatus for severing sheet glass : en
  • US1988945A - Controlling device for valves : en
  • FR776212A - Improvements to indicating and recording devices : en fr
  • FR776263A - Electric clock : en fr
  • FR776316A - Device for moving by means of the jacquard of the plates and the fine bars of the rectilinear looms with mechanical laces : en fr
  • GB423083A - Improvements in and relating to the manufacture of fermented beverages and medicinalpreparations : en
  • FR776245A - Improvement in automatic regulation devices in resistant circuits with variable temperature : en fr
  • AT140387B - Sewing machine head. : de en
  • AT140424B - Method and device for manufacturing sterile filters. : de en
  • AU1861534A - Protective agent for plants : en
  • US1988464A - Chemical leavening agent : en
  • CA347696A - Aircraft sustaining rotor : en fr
  • FR776274A - Injection method and device for gaseous fuel burners : en fr
  • FR776492A - Scalp Massager : en fr
  • GB422929A - Improvements in or relating to radio communication systems : en
  • DE608328C - Gas supply valve for electric light tubes : de en
  • US1988627A - Socket fixture : en
  • US1989043A - Connecter : en
  • CA347655A - Tire chain tread member : en fr
  • FR776433A - Automatic brake piston stroke adjuster : en fr
  • FI16276A - Anordning vid kokspisar med tre eller flera kokplattor : en fi
  • DE608304C - Blind stitch pricking device for attachment to sewing machines : de en
  • DE608513C - Device for the continuous processing of railroad tracks : de en
  • DE608449C - Press form or die with sharp edges : de en
  • GB423146A - Improvements in and connected with scaffolding and similar light structural work : en
  • DE608318C - Device for the implementation of the automatic starting process of steam turbines : de en
  • DE608558C - Process for the production of metal shot from solidifying liquid metal by stirring : de en
  • GB422880A - Improvements in and relating to processes for purifying sulphuric acid : en
  • AU1841334A - Improvements in or relating to timepieces andthe like : en
  • AT140270B - Attachment of ski edge protection strips. : de en
  • US1988460A - Buttonhole sewing machine : en
  • DE608532C - Device for adjusting the air gap in small magneto-electric machines : de en
  • GB422862A - Improvements in flexible coupling or suspension devices : en
  • US1988826A - Process for the preparation of sulphocyanate complex of paraphenylenediamine, and similar amines : en
  • DE608409C - Process for the production of sugar syrups from polysaccharide-containing vegetable saps : de en
  • DE608496C - Switches, especially step switches for regulating transformers : de en
  • AT140306B - Front end for motor vehicle bodies. : de en
  • DE608460C - Method for introducing backfill material or the like into compressed air lines : de en
  • DE608502C - Universal joint rotary piston machine with circular disc piston : de en
  • DE608507C - Process for the production of a writing carrier suitable for directly cutting sound grooves : de en
  • US1988593A - Photographic printing machine : en
  • US1988628A - Method of coating pipe and the like : en
  • CA347650A - Cable slack control : en fr
  • GB422953A - Improvements in and relating to heating devices for wind screens and the like : en
  • US1988653A - Carburetor : en
  • DE608230C - Needles for jacquard, shaft and similar machines : de en
  • US1988533A - Internal combustion engine : en
  • US1988915A - Method of melting glass : en
  • US1988735A - Lubricated journal box : en
  • FI16262A - Anordning vid spaltfilter : en fi
  • DE608578C - Telecommunications cable : de en
  • US1988553A - Oil burner : en
  • US1989040A - Athletic girdle : en
  • GB422976A - Liquid contents gauge for tanks : en
  • FR776261A - Safety process for hydraulic installations : en fr
  • FR776320A - Improvement in the use of fuels in thermal or similar machines : en fr
  • FR776244A - Improvements to paper and cardboard sizing processes : en fr
  • FR776395A - Device for preparing and storing carbonated drinks : en fr
  • US1988861A - Production of metallic plates suitable for use as accumulator electrodes : en
  • GB423161A - Improved device comprising an electric discharge tube containing metal vapour : en
  • FR776370A - Panel for subscriber meter board : en fr
  • GB422944A - Thermostatic regulator : en
  • AT140337B - Press for the production of stoppers for rifle cartridges. : de en
  • CA347778A - Electric hot plate : en fr
  • US1988502A - Chain stitch sewing machine : en
  • DE608321C - Cylinder printing press : de en
  • GB422911A - Improvements in or relating to machines or apparatus for spreading, scattering, or distributing sand, fertilizers or other powdered granular or similar materials or substances : en
  • AT140412B - Fresh water treatment plant. : de en
  • US1988922A - Clutch for dynamo-electric machines : en
  • FR776355A - Process for the production of high percentage rubber solutions : en fr
  • GB422736A - Improvements in apparatus for magnifying the effects of vibrations of small amplitude : en
  • GB423117A - Improvements in or relating to boilers : en
  • US1988521A - Gyro earth inductor compass : en
  • GB422937A - Improved manufacture of sulphuric acid derivatives of organic sulphur compounds : en
  • FR776362A - Thread unwinding device for chain hosiery with quick action : en fr
  • GB422867A - Improvements in and relating to automatically indicating weighing machines : en
  • AT140368B - Pants holder clasp. : de en
  • GB423168A - Improvements in the manufacture of treatment of artificial filaments, threads, yarns, ribbons and like materials : en
  • FR776206A - Improvements to trolleys : en fr
  • DE608387C - Coin telephone with theft-proof arranged cassette : de en
  • DE608435C - Vice for die setting machines and line casting machines, in which one jaw can be provided by a device alone and the second jaw can also be provided in opposite directions at the same time by engaging a clutch : de en
  • DE608418C - Impulse transmitter with impulse relay designed as a step blind : de en
  • US1989044A - Means for connecting street light globes and their caps : en
  • US1988458A - Electrical controlling system : en
  • FR776249A - Process for preparing an oxygen-releasing chemical : en fr
  • US1988683A - Combined diffuser gap and fuse for transformer protection : en
  • US1988879A - Asphalt emulsions : en
  • US1988647A - Glazing bar : en
  • US1988898A - Saw : en
  • DE608411C - Cooling of drawing dies in multiple wire drawing machines : de en
  • FR776332A - Improvements to devices for testing and adjusting explosion engine distributors : en fr
  • GB423064A - Tiltable garage door : en
  • GB423110A - Improvements in chairs : en
  • US1988657A - Ash and like receptacle for smokers' use : en
  • DK49792C - Portable Apparatus for Draining and Dispensing Liquids from Containers Under Air Pressure. : da en
  • FR776431A - Magnetic iron and steel and their manufacturing process : en fr
  • FR776459A - Improvements to regulators for pressurized fluid installations : en fr
  • FI16308A - The way to make rackets and the baseball bat made according to it : en fi
  • US1988781A - Process for preparing a mixture of nitrogen and hydrogen : en
  • GB423101A - Improvements in or relating to televsion telecinematograph and like methods and apparatus therefor : en
  • FR776417A - Loud speaker : en fr
  • FR776475A - Means of securing anchor bolts and bearing cap bolts in angled cylinder engines : en fr
  • FI16315A - Förfaringssätt försockring av cellulosahaltigt material : en fi
  • GB422986A - Method and apparatus for producing curative gases : en
  • FR776457A - Motor vehicle upgrades : en fr
  • FR776265A - High voltage load cut-off device : en fr
  • GB422924A - Improvements in or relating to water heating apparatus : en
  • GB423432A - Improvements in or relating to plant for producing and treating ammonium sulphate : en
  • FR776226A - Method and apparatus for butt joining rubber articles : en fr
  • FR776229A - Whale meat drying process : en fr
  • FI16278A - Smoke hat : en fi
  • FR776414A - Device for packaging a coffee service : en fr
  • FR776487A - Semi-automatic device for shaping and packaging plastics, especially butter : en fr
  • DE608091C - Milling machine : de en
  • DE608465C - Process for the desulphurization of organic substances : de en
  • USD94390S - Design for a combined knife and fork : en
  • US1988762A - Regulating rotary motion device : en
  • US1988852A - Closure for containers : en
  • DE608431C - Bitumen dispersion, especially for road construction, and method for producing the same : de en
  • DE608522C - High heel nailing machine : de en
  • FR776269A - System ensuring the visible and controlled flow of any liquids, including lubricants for parts in contact with gases in internal combustion engines : en fr
  • US1988875A - Wet vacuum pump and rotor therefor : en
  • US1989023A - Hair waving device : en
  • CA347693A - Arc welding apparatus : en fr
  • GB423173A - Improvements in or relating to means for controlling the flow of a liquid to and from a series of receptacles in rotation : en
  • FI16263A - Restrictions on the use of naturally occurring substances in organic matter : en fi
  • GB422943A - Process for carbonizing fuel briquettes : en
  • US1988883A - Glass working apparatus : en
  • FR776218A - Improvements in the destructive hydrogenation of carbonaceous materials : en fr
  • FR776254A - Heating system for railcars with internal combustion engines : en fr
  • US1988529A - Low viscosity vinyl polymers : en
  • US1988736A - Ash receptacle : en
  • US1988967A - Clutch device : en
  • CA347784A - Faucet : en fr
  • FR776464A - Improvements to shovels, excavators and similar devices : en fr
  • US1988452A - Box-making : en
  • FR776223A - Process for cutting rubber parts intended to be assembled : en fr
  • GB422852A - Improved apparatus for metallically coating phonograph records : en
  • US1988837A - Continuous tunnel kiln and method of operating the same : en
  • FR776365A - Film camera with film advancement device and shutter : en fr
  • US1988713A - Fractionation of mineral oil : en
  • DE608545C - Circuit arrangement for telegraph systems with remote activation of the subscriber stations : de en
  • FI16285A - The method of making liquid compasses and the compass made accordingly : en fi
  • DE608311C - Safety device for stacking bins : de en
  • GB422966A - Apparatus for intestinal and vaginal irrigation : en
  • GB423159A - Improvements in or relating to electric apparatus for illuminating trains : en
  • GB423124A - Improvements in and relating to caps for bottles and like containers : en
  • DE608338C - Planer : de en
  • US1988711A - Process for production of lubricating oil : en
  • GB423050A - Improvements in producing records of television, telecinematography, picture telegraphy or the like, for test or other purposes : en
  • FI16264A - Anordning for undereldade eldrörsångpannor : en fi
  • FR776272A - Electrical resistance : en fr
  • GB422952A - Improvements in fuel injection pumps for internal combustion engines : en
  • FR776293A - New tacho-accelerometric regulator : en fr
  • GB423057A - An improved process for making metal albumen tannin ester compounds which are readily soluble in water : en
  • US1988482A - Ice shaver : en
  • CA347695A - Electrical plug holder : en fr
  • DK49777C - Rejects. : da en
  • US1988583A - Lamp : en
  • US1988597A - Apparatus for ascertaining the plasticity of materials : en
  • CA347665A - Photographic sensitizing emulsion : en fr
  • FR776392A - Automotive heating system : en fr
  • GB423075A - Improvements in or relating to idler rolls : en
  • FI16265A - Fastening of cylinders : en fi
  • FR776350A - Improvements to gas analyzers : en fr
  • DE608375C - Classifying grate, especially for classifying raw lignite : de en
  • DE608356C - Device for reciprocating the rod sledge on looms : de en
  • US1988491A - Rubber covering for spinning rolls : en
  • FI16267A - Battery charging system, shielded for automotive batteries : en fi
  • FR776202A - Anastigmat lens for photography and projection : en fr
  • DK49773C - Inhaler for Use at Low Air Pressure. : da en
  • FR776443A - heating element : en fr
  • GB422935A - Improvements in or relating to box seat curb attachments : en
  • FR776325A - Process for preparing interesting products from cellulose-containing materials : en fr
  • CA347672A - Manifolding record : en fr
  • DE608398C - Insertion device for threshing machines with rows of tines reaching into the insertion funnel from opposite sides : de en
  • AU1688034A - Automatic printing device, particularlay adapted for use in combination with statistical, calculating and tubalating machines utilizing perforated cards : en
  • GB422942A - Improvements in or relating to lubricating devices for refrigerating apparatus : en
  • GB423043A - Improvements in the manufacture of portland cement : en
  • GB423114A - Improvements in plate heat-exchange apparatus for fluids applicable to coolers for enclosed dynamo electric machines : en
  • GB423131A - Improvements in and connected with ventilators, the same being also applicable for chimney cowls : en
  • US1988634A - Diagnosticum : en
  • USRE19437E - Tmoxanthone series and the proc- : en
  • CA347685A - Radio transmitter system : en fr
  • US1988513A - Method of shipping sheet metal : en
  • US1988641A - Carbon disk rheostat : en
  • US1988766A - Process and apparatus for producing asphalt : en
  • US1988867A - Power detector tube : en
  • FR776455A - New coffee maker : en fr
  • FR776363A - Improvements to electronic discharge devices : en fr
  • GB423062A - Process for the production of cellulose acetate soluble in acetone : en
  • CA347608A - Chair : en fr
  • AT140265B - Anti-slip device for skis. : de en
  • AT140389B - Compressed air or compressed gas liquid lifter for pumping liquids from boreholes or the like. : de en
  • GB422894A - Improvements relating to condensers : en
  • GB423022A - Improvements relating to the operation of electric furnaces : en
  • AT140417B - Tube socket and socket. : de en
  • GB423096A - Improvements in the treatment of artificial filaments, threads, ribbons and like materials : en
  • CA347752A - Couch head rest or table : en fr
  • US1988741A - Inclination indicating device for oil wells : en
  • US1988437A - Strand reeling machine : en
  • CA347783A - Cable terminal : en fr
  • GB422913A - Improvements in looms for weaving double pile or like tufted fabrics : en
  • DE608275C - Device for drying painted metal sheets in strip form : de en
  • GB423091A - Improvements in or relating to shirts : en
  • DE606289C - Process for the production of artificial stone masses from cement : de en
  • DE608306C - Method and device for separating out sheets of paper of various types : de en
  • DE608402C - Roll cassette for photographic reproducing apparatus : de en
  • US1988506A - Die-casting machine : en
  • US1988632A - Amine salts of antimonic and phenyl stibonic acids and process of preparing the same : en
  • US1988814A - Box staying machine : en
  • CA347621A - Welding apparatus : en fr
  • CA347760A - Dry cleaning apparatus : en fr
  • DE608544C - Ice making device : de en
  • CA347667A - Hydrocarbon oil purification : en fr
  • CA347689A - Oxide coated cathode : en fr
  • FR776474A - Improvements for breathing apparatus and other applications : en fr
  • CA347662A - Syphon arch brick : en fr
  • DE608482C - Process for expelling perishable fruit juices, sweet musts : de en
  • GB423108A - Improvements relating to kiln plants for burning cement : en
  • AU1323133A - Improvements in or relating togas filled electric discharge tubes : en
  • US1988663A - Galena blue mirror and method of producing galena blue film : en
  • US1988845A - Electrical heating : en
  • CA347767A - Oil refining method : en fr
  • DE585768C - Process for the production of zinc by distillation : de en
  • AU3302263A - Improvements in and relating to new powders and pastes of metallisable dyestuffs and the colouration of animal fibres : en
  • US1988435A - Lineman's protective device : en
  • AT140392B - Arrangement for variable tapping of a coil. : de en
  • DE608556C - Methods and devices for separating deoxidation slag from unquenched cast steel : de en
  • AT140414B - Clamping device for drills and similar tools in dental instruments, especially in angle pieces. : de en
  • CA347782A - Transmission clutch : en fr
  • GB422982A - Improvements in and relating to water stabilizers for flying boats : en
  • AT140293B - Tread for pneumatic tires with replaceable reinforcement designed as a rim. : de en
  • GB422932A - Improvements in steam traps and the like : en
  • GB422995A - Improvements in baths : en
  • DE608429C - Device for drying, cooling or moistening tobacco or the like. : de en
  • CA347729A - Film and coating producing apparatus : en fr
  • USD94376S - Design fob a shoe : en
  • US1989017A - Material and process for applying gelatin coating to surfaces : en
  • AT140269B - Pad to make it easier to carry skis. : de en
  • CA347744A - Wire rope machine : en fr
  • US1988547A - Tube forming apparatus : en
  • US1988546A - Apparatus with locking device and pressure actuated button for the delivery of products of tobacco and other cylindrical goods : en
  • FR776351A - Improvements to shoes of all kinds : en fr
  • DE608310C - Combined rake and bowl classifier : de en
  • US1988960A - Radio transmitter : en
  • GB422851A - Improvements in or relating to the protection of electric water heating apparatus : en
  • US1988739A - Corner bead : en
  • US1989048A - Method and apparatus for reducing the bulk of stacks of paper sheets and softening said sheets : en
  • GB423008A - Improvements in and relating to devices for flushing barrels and like containers : en
  • DE608393C - Cutting goods container for devices for chopping fruits, vegetables u. like : de en
  • AT140262B - Skis made from light metal sheet. : de en
  • FR776209A - Advanced tandem : en fr
  • FI16303A - Två- eller flerhjulig velociped för hand- och fotkraft : en fi
  • AT140431B - Process for the preparation of solutions of organic substances which are poorly soluble or insoluble in water, with the exception of substances similar to proteins and fats. : de en
  • FI16287A - Laskukoje : en fi
  • AT140437B - Process for the production of packaging sleeves. : de en
  • FR776398A - Starting device for synchronous electric motors : en fr
  • GB423157A - Improvements in and relating to luffing davits : en
  • FR776243A - Rubber spray machine : en fr
  • GB422975A - Improvements relating to the framework of chairs, cabinets and like articles of furniture : en
  • AT140438B - Method and device for the production of bodies from pulp. : de en
  • CA347715A - Internal combustion engine : en fr
  • FR776283A - Anti-rust product and its manufacturing process : en fr
  • US1988742A - Strap seal : en
  • DE608396C - Jack : de en
  • DE608451C - Centrifugal pump : de en
  • DE608531C - Circuit arrangement for surge storage : de en
  • FI16313A - Sätt att framställa vävnader : en fi
  • CA347604A - Horse shoe : en fr
  • US1988864A - Method of making double boomed sheet pile : en
  • DE608397C - Process for the production of low-oxygen copper : de en
  • FI16282A - Förfaringssätt vid limning av kryssfaner : en fi
  • FR776208A - Application of counter-current heating to domestic, hot water storage tanks, gas heated : en fr
  • DE608343C - Optical hyperbola : de en
  • DE608490C - Device for preventing the adhesion of steam bubbles for a steam generator with a single long pipe string : de en
  • US1988489A - Attachment plug : en
  • US1988848A - Circuit controlling device : en
  • US1988691A - Plant ball package : en
  • CA347705A - Textile assistant : en fr
  • CA347761A - Dry cleaning apparatus : en fr
  • GB423244A - Improvements in and relating to protective means for alternating current circuits : en
  • GB423142A - Apparatus for producing moving illuminated signs : en
  • FR776381A - High explosive blast cartridges and charges : en fr
  • GB423160A - Waterproof head cover : en
  • US1988720A - Amalgamating and concentrating apparatus : en
  • AT140416B - Apparatus for treating the gums. : de en
  • US1988461A - Apparatus for the designing of buildings : en
  • DE608557C - Sealing ring for pipe connections with inwardly bent ring lips and inner stiffening ribs evenly distributed over the circumference : de en
  • US1988890A - Strap slide : en
  • DE608566C - Rubber heel with suction chamber : de en
  • US1988656A - Vacuum producing and deaerating apparatus : en
  • FI16268A - Electric power lamp : en fi
  • GB423115A - Improvements relating to wheel units for vehicles : en
  • GB423301A - Improvements in construction of electrical primary cells : en
  • IE13693L - Sterilisation of milk and other liquids : en
  • FR776306A - Improvement in devices for the mechanical skinning of animals : en fr
  • FR776231A - Improvements in television, in particular in telecinematography by television, in the methods and apparatus used in these techniques or similar techniques : en fr
  • GB423095A - Steam superheater constructions : en
  • US1988823A - Rust remover : en
  • US1988654A - Film vie wing cabinet : en
  • US1988642A - wglbers : en
  • GB422873A - Improvements in or relating to reels for fishing rods : en
  • CA347670A - Monochromate and dichromate manufacture : en fr
  • US1988438A - Process for vulcanizing rubber and products obtained thereby : en
  • US1988743A - Machine for making bituminous emulsion : en
  • US1989052A - Motor starting apparatus : en
  • GB423020A - Improvements in contact means for electrical heating apparatus : en
  • US1988765A - Shadow box : en
  • USRE19433E - Dynamo-electric machine winding : en
  • DE608551C - Switchable electrical measuring device with several measuring ranges : de en
  • FR776436A - Curling heater : en fr
  • GB423042A - Improvements in and relating to motion picture cameras : en
  • FR776301A - Process for the slow attack with gas evolution of a salt by a liquid, applicable to the preservation of food liquids : en fr
  • FR776448A - Compressed air brake for high speed trains : en fr
  • GB422863A - Improvements in and relating to magneto generators : en
  • FR776465A - Process for the manufacture of a magnesia-cement floor : en fr
  • GB422884A - Improvements in and relating to apparatus for the conversion of light : en
  • GB422938A - Improvements in reversing rudders : en
  • GB423058A - Improvements in or relating to hubs for cycles and the like : en
  • US1988880A - Sound deadener : en
  • DE608335C - Central heating sectional boiler : de en
  • FI16261A - Sätt och anordning för tillverkning av bränslebriketter : en fi
  • FI16306A - Planer y.m. tool sharpener : en fi
  • FI16269A - For electric renewal stick holder : en fi
  • FR776376A - Smoke apparatus : en fr
  • GB422993A - Improvements in and relating to pneumatic tyres for wheels of motor vehicles : en
  • GB422930A - Process for the manufacture of isothiocyanate sulphonic acids : en
  • FR776210A - Improvements to clutches, brakes, shock absorbers and similar devices using the viscosity of a liquid : en fr
  • USD94380S - Design for a chaise longue : en
  • GB423236A - Improvements in or relating to moistureproof materials, processes of making the same, and moistrureproofing compositons therefor : en
  • GB423135A - Improvements in or relating to fountain pens : en
  • DE608479C - Diesel engine antechamber : de en
  • US1988701A - Process for the manufacture of ammonium sulphate : en
  • FR776282A - Refinements to elastic couplings for internal combustion engines : en fr
  • FR776403A - Process for refining borosilicate glasses and products obtained by this process : en fr
  • DE608357C - Tape reel drum : de en
  • DE608573C - Slip spouse : de en
  • US1988445A - Rotation device for drilling mechanisms : en
  • USD94385S - Design fob a bottle : en
  • CA347633A - Endless metal cloth or fabric : en fr
  • FR776286A - Bottle for liquid food : en fr
  • GB446250A - Improvements in and relating to propellers : en
  • US1988686A - Switching fuse cabinet : en
  • US1988841A - Signal system : en
  • DE608378C - Filter device : de en
  • US1988670A - Wing construction : en
  • US1988993A - Apparatus for examining crystalline bodies by means of x-rays : en
  • US1989013A - Spray : en
  • US1988882A - Lens structure with prisms : en
  • US1988866A - Comb : en
  • CA347707A - Glass permeable to ultraviolet rays : en fr
  • DE608446C - Tedder with a rake drum that can be swiveled around a vertical bolt : de en
  • AT140420B - Galvanic element, in particular an electric accumulator. : de en
  • CA347664A - Photographic sensitive material : en fr
  • AT140325B - Method and device for cleaning lines, in particular beer lines or the like. : de en
  • US1988962A - Metal container : en
  • CA347700A - Hydraulic brake mechanism : en fr
  • US1989045A - Petroleum plastic : en
  • GB423053A - Improvements in or relating to the purification of silica sands and the like : en
  • GB422875A - Improvements in paper pulp making : en
  • GB422897A - Improvements in or relating to electric discharge tubes : en
  • DK49789C - Device for dustproof bearings for grinders. : da en
  • US1988527A - Gravity meter : en
  • US1988695A - Display stand : en
  • US1989031A - Collapsible tube closure and method of forming the same : en
  • US1988783A - Apparatus for circulating molten glass : en
  • IE13436L - Submarine cable communication : en
  • US1988774A - Control mechanism for intermittent gas refrigerators : en
  • FI16292A - Egg sorting machine : en fi
  • DE608441C - Protection circuit for electrical systems : de en
  • FR776315A - Advanced protective device for cutting tools : en fr
  • US1988649A - Grinding or polishing machine : en
  • AT140261B - Ski pole. : de en
  • AT140320B - Weight dam with recesses. : de en
  • AU1846634A - Primer valve : en
  • US1988745A - Heating and ventilating unit : en
  • USD94388S - Design for a refrigerator cabinet : en
  • GB423014A - Improvements in or relating to electrically heated steam boilers : en
  • GB423153A - Improvements relating to dynamo-electric machines : en
  • AT140401B - Brake field switching to generate very short waves. : de en
  • US1988585A - Car door : en
  • CA347649A - Combined purse and muff : en fr
  • DE608535C - Welded truss or welded column for iron building : de en
  • AT140358B - Process for obtaining recordings suitable for photoelectric scanning such as sound films. : de en
  • US1988933A - Electric safety lamp : en
  • CA347764A - Journal box : en fr
  • AT140447B - Rotary slide control for internal combustion engines. : de en
  • US1988581A - Manicuring apparatus : en
  • US1988614A - Selective transmission system : en
  • US1988952A - Mirror for astronomical purposes : en
  • CA347751A - Furniture : en fr
  • CA347698A - Talking machine : en fr
  • US1988587A - Card game simulator and instructing device : en
  • US1988658A - Control apparatus : en
  • US1988575A - Complex metal compound of polyhydroxy benzene derivatives and process of making it : en
  • AT140362B - Stocking. : de en
  • US1988518A - Cigarette collector : en
  • US1988598A - kleemeyer : en
  • US1988813A - Lug bolt and cap for same : en
  • AT140331B - Container made of paper, cardboard or the like. : de en
  • CA347642A - Heating system : en fr
  • CA347777A - Railway switch apparatus : en fr
  • US1988719A - Process of arylating peri acid : en
  • CA347648A - Continuous galvanization : en fr
  • GB422941A - Improvements in the distillation of polymerised drying oils : en
  • AT140409B - Toothbrush. : de en
  • US1988857A - Automatic fire extinguisher : en
  • US1988914A - Tracing cloth and process for making the same : en
  • US1989008A - Catamenial appliance : en
  • AT140449B - Lid lock. : de en
  • CA347658A - Elevating grader : en fr
  • DE608323C - One-piece rail for railways and trams with longitudinal ribs on the underside of the rail foot : de en
  • DE608561C - Device for automatic adjustment of the headlights of motor vehicles in the respective direction of travel : de en
  • GB422936A - Apparatus for treating concrete and like plastic materials : en
  • DE608493C - Switchgear with double busbars and coupling switches : de en
  • AT140341B - Control device for the heating output of a self-contained heating circuit in storage stoves. : de en
  • AT140275B - Ice skate. : de en
  • CA347646A - Rail securing device : en fr
  • CA347674A - Railway block signal system : en fr
  • US1988746A - Screed support : en
  • US1989024A - Tuyere damper : en
  • FR776264A - Fertilizer : en fr
  • US1988679A - Rolling mill : en
  • US1988856A - Interlocking fire brick for furnaces : en
  • US1989056A - Harness for cross weaving : en
  • DE608090C - Roll pricking device for sewing machines : de en
  • DK49778C - Procedure for the Production of Titanium Oxide. : da en
  • US1988911A - Chill cast iron alloy : en
  • US1988913A - Typewriter : en
  • US1988831A - Brake head : en
  • DE608299C - Internal combustion engine, especially two-stroke engine : de en
  • DE608420C - Circuit arrangement for coin-operated telephones with an auxiliary contact controlled by the dial for fee gradation : de en
  • US1988566A - Blanket : en
  • US1988976A - Sectional twine heddle : en
  • US1989026A - Baby carriage : en
  • US1989033A - Liquid-vapor contacting process and apparatus : en
  • DE608486C - Process for refining coal : de en
  • US1988671A - Automobile : en
  • DE608555C - Air pump working according to the lock principle : de en
  • DE608366C - Telex switching system in which the subscriber sets are switched on remotely from the switching center : de en
  • GB423026A - Improvements in or relating to shoe-upper conforming machines : en
  • DE608453C - Hydraulic braking device : de en
  • AT140342B - Device for transferring a number of objects to be packaged, such as cigarettes or the like, from a continuously moving conveyor belt to a conveyor device moving in steps. : de en
  • DE608559C - Electric string instrument for generating musical sounds : de en
  • FR776221A - Warning of rapid temperature changes : en fr
  • AU1817234A - Improvements in containers for molten metal : en
  • CA347775A - Railway switch apparatus : en fr
  • US1988865A - Dispensing device : en
  • US1988448A - Production of conversion products of rubber : en
  • US1988769A - Prevention of frost formation on automatic controls : en
  • US1988519A - Cloth shrinking machine : en
  • US1988772A - Shoe pressing apparatus : en
  • GB422964A - Improvements in or relating to electric switches particularly for wireless or telephony : en
  • DE608145C - Magnetization apparatus to be operated with alternating current : de en
  • AT140386B - Connection device for stacks of sheets, in particular on calendars and. like : de en
  • US1988725A - Electrical conductor terminal cap : en
  • DE608301C - Double acting internal combustion engine : de en
  • DE608489C - Electric roller for rolling mills : de en
  • DE608539C - Process for the production of ceramic objects from dry mixtures of chamotte and clay : de en
  • US1988556A - Gloss measuring device : en
  • US1988737A - Liquid sprayer : en
  • DE608333C - Grooved roller for transporting glass tubes and rods made by drawing : de en
  • FR776473A - Improvements in the production of sheets and films : en fr
  • GB423241A - Improvements in snap-action electric switches : en
  • US1988977A - Loom reed : en
  • US1988453A - Blank and box made therefrom : en
  • US1988758A - Organic arsenic compound : en
  • US1988633A - Traffic signal : en
  • US1988709A - Rubber glove : en
  • FR776227A - Further training in the manufacture of tubes and tubular articles of metal, and in the apparatus necessary for this manufacture : en fr
  • DE608543C - Edge filter for cleaning fluids : de en
  • FR776486A - Improvements to processes and apparatus for the manufacture of concrete roads : en fr
  • GB422876A - Improvements relating to lubricated valves : en
  • GB423066A - A device for controlling the entrance and exit of birds to and from poultry nests : en
  • CA347618A - Lead refining apparatus : en fr
  • DE608308C - Self-unloading wagons with one-sided emptying, especially for garbage transport : de en
  • DE608529C - Water pipe bundle arranged in the hot gas flue of a steam boiler : de en
  • FI16301A - Settings and anchorage from the frame text for the image on the cinematographic image : en fi
  • GB423105A - Improved cooling system for utilising solid carbon dioxide : en
  • US1988978A - Curtain and method of making same : en
  • GB423040A - Improved blasting explosive cartridges and borehole charges : en
  • DE608477C - Brake circuit for loading bridges and similar systems : de en
  • DK49779C - Indirectly Heated Cathode for Discharge Pipe. : da en
  • FR776434A - New vacuum system for chimneys : en fr
  • FR776297A - New shoemaking process and machine for implementing this process : en fr
  • GB422950A - Improvements in earrings : en
  • FR776238A - Percussion rocket : en fr
  • GB422967A - Improvements in or relating to lifting jacks : en
  • DE608492C - Circuit arrangement for telephone systems with Vorwaehlerbetrieb : de en
  • FI16284A - The provisions of this Regulation shall apply to rubber and rubber products : en fi
  • GB423074A - Improvements in or relating to the manufacture of paper tubes employed in the textile industries : en
  • GB422856A - Improvements in or relating to the manufacture of preparations for combating animal pests : en
  • DE608565C - Gear shift device for motorcycles : de en
  • FR776425A - Electric device with discharge tube for high frequency currents : en fr
  • GB423123A - Improvements in and relating to coin exchanging mechanism : en
  • GB422912A - Improvements in miners' safety or like lamps and protecting guards for same : en
  • AT140393B - Electrical coupling system. : de en
  • US1988640A - Method of producing rubber covered suction rolls : en
  • US1988877A - Effective temperature controller : en
  • US1988631A - Container for tubes and bulbs : en
  • US1988763A - Crystallizing apparatus : en
  • US1988863A - Seaplane float : en
  • AT140371B - Band for suspenders or the like. : de en
  • CA347656A - Locomotive : en fr
  • DE608370C - Protection circuit for an electrical distribution network with several feed points : de en
  • GB423353A - Improvements in electric primary cells : en
  • AU1858934A - Improvements in or relating tothe draught control in stoves, boilers and like heating apparatus : en
  • DE608339C - Device for the production of cylindrical plywood vessels : de en
  • FR776271A - Advanced paver : en fr
  • GB423039A - Method of producing high-emission thermionic cathodes : en
  • FR776279A - Improvement of closures for containers filled with volatile substances : en fr
  • USD94400S - Design fob a shoe : en
  • CA347602A - Liquifier tank : en fr
  • CA347787A - Pyrites fines roasting process : en fr
  • CA347701A - Arc welding electrode : en fr
  • CA347719A - Fiber and rubber article production : en fr
  • CA347697A - Fabric : en fr
  • FR776337A - Improvements to machines for the production of filled chocolate candies : en fr
  • GB423017A - A process and apparatus for the manufacture of threads, strings, bands, films and the like from animal fibres : en
  • GB423023A - Improvements in or relating to dust removal devices : en
  • GB423068A - Improvements in or relating to fuel gas generating systems for internal combustion engines : en
  • DE608584C - Roller lock : de en
  • AT140271B - Ski binding. : de en
  • CA347791A - Pulp refiner : en fr
  • DE608381C - Device for displaying the writing limit at the end of a line in writing, writing arithmetic and similar machines : de en
  • DE608487C - Corset rod : de en
  • US1988483A - Colored rubber product and method of making same : en
  • US1988545A - Cock for coffee making machines : en
  • US1988493A - Production of nitro-naphthalenes : en
  • AT140443B - Light metal pistons, in particular for internal combustion engines. : de en
  • AT140253B - Forage cutting machine. : de en
  • AT140302B - Switching device for bicycles, in particular for bicycles with a brake hub. : de en
  • US1989015A - Method of making sound reproducing diaphragms : en
  • AT140272B - Sheet delivery for printing machines. : de en
  • CA347611A - Lifting jack : en fr
  • CA347680A - Resinous composition : en fr
  • DE608519C - Cash register for the production of an original and three copies by means of a label : de en
  • US1988974A - Locking structure : en
  • US1989066A - Cordage : en
  • US1988617A - Volatile deodorant heater : en
  • CA347746A - Thermionic oscillator : en fr
  • AT140323B - Method and device for transferring cartridges from cartridge packs into cartridge magazines. : de en
  • CA347617A - Oil tester : en fr
  • US1988752A - Copper fungicide : en
  • US1988764A - Stop leak composition and method of making the same : en
  • CA347747A - Rubber vulcanization and product : en fr
  • CA347607A - Heat insulation : en fr
  • CA347772A - Motor vehicle temperature modifier : en fr
  • US1988931A - Colored television apparatus : en
  • US1988787A - Manufacture of embossed sheet material and roll for producing same : en
  • US1988517A - Method and means for making brassieres : en
  • AT140283B - Four-speed gear change transmission for motor vehicles. : de en
  • AT140365B - Waistband for garments. : de en
  • US1988648A - Process for producing a refined lubricant from crude petroleum oil : en
  • US1989010A - Ventilator operator : en
  • US1988759A - Heat recovery system : en
  • US1989060A - Bottle attachment and method of making the same : en
  • CA347684A - Radio transmitter system : en fr
  • AT140276B - Process for the production of centrifugally cast pipes with a soft outer skin. : de en
  • AT140259B - Two-part cigarette or cigar holder or two-part mouthpiece for tobacco pipes. : de en
  • AT140440B - Form for receipts etc. like : de en
  • CA347792A - Rail anchor : en fr
  • US1988523A - Process of treating ore by flotation : en
  • US1988677A - Dehydrating apparatus : en
  • DE608516C - Thread tensioning device for sewing machines : de en
  • US1988667A - Guard for guy wires and the like : en
  • US1989039A - Capping mechanism : en
  • US1988609A - Synchronizing system : en
  • US1988604A - Lineman's protective sleeve and method of making the same : en
  • GB423172A - Improvements in switching arrangements for electric heaters : en
  • AT140257B - Cutting unit for mowers. : de en
  • US1988822A - Method of manufacturing hair clips : en
  • US1988639A - Belt guard for railway generators or the like : en
  • US1988749A - Fluid pressure distributing means : en
  • AT140372B - Beer self-seller. : de en
  • US1988872A - Pack for parachutes : en
  • AT140312B - Drive, in particular for rail vehicles. : de en
  • CA347774A - Railway switch apparatus : en fr
  • US1988498A - Radioreceiver : en
  • US1988981A - Drive for cinematographic films : en
  • AU288696B2 - Improvements in and relating to new powders and pastes of metallisable dyestuffs and the colouration of animal fibres : en
  • US1988508A - Eotvos balance : en
  • US1988790A - Scalp steamer : en
  • GB423167A - Improvements in or relating to thermionic valves : en
  • FR776275A - Method of using conveyor devices for hot glass sheets : en fr
  • GB423130A - Variable pitch propeller : en
  • US1988495A - Temperature control : en
  • US1988871A - Broiler pan : en
  • GB423041A - Improvements in or relating to brake mechanism for cycles : en
  • DE608470C - Steam plant with utilization of the exhaust steam from the steam engine to generate hot water : de en
  • DE608472C - Transitional circuit between a group of intercom stations that operate at high frequencies and another group of intercom stations, in particular those that operate at low frequencies : de en
  • DE608510C - Internal combustion engine with a pressurized coolant circuit : de en
  • US1988750A - Vaporizer : en
  • CA347663A - Photographic sensitive material : en fr
  • US1988747A - Method of conditioning animal casings : en
  • FR776256A - Coupling device intended for all vehicles but more particularly suitable for vehicles on rails : en fr
  • GB422994A - Process for the separation of low boiling gas mixtures : en
  • FR776352A - Float gas emitting cover to prevent wine acetification : en fr
  • US1989000A - Article retaining device : en
  • US1989059A - Tube forming roll : en
  • FR776371A - Signpost for drowned : en fr
  • GB423021A - Improvements in and relating to arc welding : en
  • GB422854A - Improvements in pipe joints particularly for lubrication systems : en
  • DE1324200U - : de en
  • DE608352C - Removal device on machines for packing cigarettes, cigars, cigarillos and other stick-shaped objects : de en
  • GB423094A - Improvements in miners' safety or like lamps and protecting guards for same : en
  • FR776456A - Container fitted with a dispensing mechanism : en fr
  • GB423000A - Improvements in automatic regulators : en
  • US1988543A - Process of preparing mixtures containing mineral and bituminous substances : en
  • US1988603A - Baseboard structure : en
  • US1988767A - Method and apparatus for dewaxing oils : en
  • DE608570C - Process for producing high gloss, flat structures : de en
  • FR776367A - Improvements to machines for preparing coffee : en fr
  • DE608414C - Method of obtaining hormones and lipoids : de en
  • AT140252B - Reinforced pole for sporting purposes, in particular ski pole. : de en
  • AT140281B - Wheel for motor vehicles and. like : de en
  • AU1611234A - Bottle closure remover : en
  • FR776318A - Device in the form of a punching machine for the production of separate parts for a mechanical toy or model building : en fr
  • FI16271A - Massage massages : en fi
  • GB423047A - Improvements in or relating to grips or handles for cocks, valves and other articlesrequiring an insulated handle : en
  • DE608530C - Method for the transmission of signals over long, busy telephone lines : de en
  • GB423174A - Improvements relating to the construction of tanks and like enclosures : en
  • FI16310A - Upprepade gånger tändbar tändstav : en fi
  • FR776386A - Shoe support sole : en fr
  • US1988965A - Traction device for tires : en
  • FR776222A - Insecticide for house and kitchen vermin : en fr
  • GB422951A - Improvements in and relating to rotary compressors and exhausters : en
  • DE608312C - Resilient iron pit stamp : de en
  • US1989028A - Dewaxing lubricating oils : en
  • CA347750A - Sound collecting and radiating device : en fr
  • DE608379C - Stud bolt with a flexible tube that tightly connects the two boiler walls : de en
  • DE608309C - Device for the production of place posts from concrete : de en
  • CA347659A - Sash lock : en fr
  • GB423016A - Improvements in electric discharge tubes : en
  • AT140361B - Composite sound recording and method or apparatus for making or reproducing it. : de en
  • FR776494A - Improvements to boxes with sliding lids : en fr
  • GB422871A - Automatic control mechanism for variable speed gear boxes : en
  • GB422923A - Improvements in or relating to the protection of animal fibres from textile pests : en
  • GB423030A - Improvements in liquid fuel injection pumps : en
  • US1988470A - Centrifugal pipe casting apparatus : en
  • US1988629A - Method of and apparatus for drying cotton : en
  • GB422997A - Improvements in or relating to electric battery lamps : en
  • GB423360A - Improvements in and relating to means for use in storing, conveying, and dispensing beverages : en
  • GB423362A - Improvements in or relating to luminous tube signs or designs operated by high frequency currents : en
  • US1988434A - Antenna system : en
  • US1988613A - Manufacture of roads, yards, aerodromes, and the like surfaces : en
  • FR776322A - Improvement in the manufacture of waterproof metal tubes : en fr
  • US1989051A - Plait-forming mechanism for sewing machines : en
  • FR776262A - Flow regulator for road surfacing product spreaders : en fr
  • FR776276A - Refrigeration appliance : en fr
  • DE608533C - Method for measuring small loss angles by means of a compensation method : de en
  • DK49783C - Pump for generating a liquid stream in a pipeline. : da en
  • GB423051A - Improvements in or relating to devices for facilitating darning : en
  • GB423109A - Improvements in and relating to lighting means for bathroom and similar furnishings : en
  • US1988559A - Electric circuit : en
  • FR776454A - Improvements in the manufacture of sodium carbonate decahydrate : en fr
  • GB422859A - Improvements in or relating to electric lamp mountings : en
  • GB422965A - Improvements relating to axle-boxes : en
  • US1988716A - Cut-off machine and ferrule press : en
  • USD94379S - Design fob a boiler : en
  • FR776285A - Closing device for watchbands, necklaces, buckles or other articles : en fr
  • FR776273A - Signaling device : en fr
  • FR776368A - Thread counter : en fr
  • GB422981A - Improvements in or relating to air heating stoves : en
  • US1988924A - Vehicle bumper bar : en
  • GB422865A - Improvements in the separation of coal or like dust from air : en
  • DE608548C - Device for remote measurement and remote control : de en
  • USRE19439E - smith : en
  • DE608367C - Telegraph system with reciprocal communication between the subscriber stations : de en
  • DE608430C - Process for improving the quality of tobacco : de en
  • US1988569A - Traffic signal : en
  • US1988819A - Valve : en
  • CA347661A - Sintered magnesia : en fr
  • AT140266B - Device for attaching the over-tire to tractor wheels. : de en
  • FR776397A - Improvements to the intake valves of internal combustion engines : en fr
  • US1988685A - Method of tanning hides : en
  • USD94394S - Design for a radiating heater casing : en
  • AT140332B - Firing device for boilers for hot water or low pressure steam heating, in particular articulated boilers. : de en
  • AT140383B - Rotary kiln. : de en
  • US1989011A - Safety razor : en
  • FI16298A - Procedure for sterilizing liquid nutrients and stimulants : en fi
  • FR776485A - Process for the preparation of alkali perborates and analogues : en fr
  • US1988710A - Striper : en
  • DE608444C - Hat and coat hooks : de en
  • DE608391C - Line protection arrangement with timing relay : de en
  • US1988577A - Abrading machine : en
  • US1988796A - Horn system : en
  • US1988779A - Tire rim : en
  • US1988828A - Floor mat construction : en
  • DK49784C - Screw and nut protection. : da en
  • GB423151A - Improvements in scaffolding couplings : en
  • US1988503A - Heating boiler : en
  • US1988698A - Berry box : en
  • USRE19435E - Automobile chassis-lubricating : en
  • US1988475A - Corn gluten plastic and method of making same : en
  • US1988729A - Car underframe structure : en
  • GB422998A - Improvements in or relating to oil firing installations : en
  • GB423001A - Process for the production of non-knocking benzines : en
  • FI16297A - Anordning för avslipning av tänderna på sbglad till samma höjd : en fi
  • FR776280A - Sophisticated elastic pendulum, intended in particular for measuring the intensity of gravity : en fr
  • FR776394A - support bracket for distribution panel bars : en fr
  • DE608346C - Outlet valve for compressors : de en
  • FR776251A - Improvements to looms : en fr
  • GB423005A - Improvements in or relating to aircraft with rotating wing systems : en
  • GB423082A - Improvements in or relating to systems of communication with trains in motion : en
  • US1988433A - Electromagnetic device : en
  • GB423154A - Improvements in or relating to bathing caps : en
  • DK49786C - Locking device for bicycle lights. : da en
  • GB423076A - Improvements in electric current consuming devices in which are incorporated electric fuses : en
  • DE608575C - Device for the simultaneous replacement of the rollers of entire roller sets by extending them to the side : de en
  • DE608386C - Machine for punching paper strips for telegraphy or remote setting : de en
  • US1988824A - Expansion tank for electrical apparatus : en
  • GB423013A - Improvements in or relating to the control of the intake of internal combustion engines : en
  • USD94386S - Design for a blouse : en
  • CA347742A - Wire rope : en fr
  • AT140400B - Absorbable suturing and ligament material for human surgery. : de en
  • US1988979A - Dental spraying apparatus : en
  • US1988905A - Manufacture of leather : en
  • AT140292B - Device for the common scattering of substances of different nature, in particular for coating granular substances with liquid, e.g. B. for road surfaces. : de en
  • AU292289B2 - Production of colour photographic images : en
  • US1988439A - Strip metal winding block : en
  • US1988812A - Sound negative for direct production of sounds : en
  • US1988849A - Heat measuring construction : en
  • US1988524A - Method of obtaining magnesium carbonate : en
  • US1988761A - Multiple operated slider : en
  • DE535369C - Coatings made from dissolved cellulose esters for the dolls of electrical elements : de en
  • US1988900A - Removable expansion joint form : en
  • AT140363B - Process for the production of zip fasteners. : de en
  • US1988784A - Sport shoe : en
  • US1988785A - Apparatus for counting casing or tubing collars : en
  • US1988620A - Snow motor vehicle : en
  • US1988855A - Material handling apparatus : en
  • US1988910A - Chill cast iron alloy : en
  • US1988994A - Connecter for traffic guards : en
  • CA347688A - Electric discharge device : en fr
  • CA347763A - Mining apparatus : en fr
  • US1989021A - Electric motor : en
  • DE608284C - Circuit arrangement for telephone systems with call seekers : de en
  • US1988457A - Mop : en
  • US1988661A - Closure for containers : en
  • US1989067A - Automatic loom : en
  • AT140390B - Anode rectifier circuit with screen grid tube. : de en
  • AT140426B - Overlay receiver, especially for short waves. : de en
  • US1988901A - Slicing or splitting machine : en
  • US1988958A - Starter control for internal combustion engines : en
  • US1988655A - Scale : en
  • AT140445B - Device on internal combustion engines, in particular vehicle engines, to facilitate starting. : de en
  • AT140344B - Protection and loading device for transport and loading belts. : de en
  • DE608324C - Bed drainage for rail tracks laid in traffic routes : de en
  • AT140280B - Monorail, especially for mountain railways. : de en
  • DE608495C - Differential protection arrangement with blocking relay to protect a line to which a consumer is connected with or without the possibility of feedback : de en
  • GB422974A - Improvements in or relating to variable electrical condensers : en
  • US1988738A - Process of making piston rings : en
  • US1988792A - Dual purpose wheel construction : en
  • CA347694A - Temperature indicator : en fr
  • CA347721A - Engine fuel economizer : en fr
  • CA347717A - Carbonaceous liquid processing : en fr
  • AU1741634A - A method forthe production of hydrogenation products ofthe follicle hormones : en
  • US1988586A - Quad stranding machine : en
  • AT140263B - Display and counting device for the bridge game. : de en
  • US1988645A - Method of preparing and plating an aluminum object : en
  • US1988998A - Transparent book : en
  • AT140288B - Load wheel. : de en
  • US1988619A - Method of and apparatus for storing automobiles and the like : en
  • DE608305C - Electric drive for household sewing machines : de en
  • FR776255A - Improvements to slatted bases : en fr
  • GB423354A - Improvements in and relating to bactericidal and therapeutic agent : en
  • GB423664A - Apparatus for rolling metal sheets, strip and similar flat sections : en
  • US1988673A - Apparatus for burning liquid fuel : en
  • FR776442A - Improvement in compound steels, particularly intended for cold drawing dies : en fr
  • GB423120A - Improvements in signal devices for motor vehicles : en
  • IE13928L - Cathode ray tubes : en
  • FR776391A - Terminal blocks with solder tail specially designed for terminal boards of terminal devices for telephone and signaling cables : en fr
  • DE608315C - Process for the representation of alkyl and aryl parteins : de en
  • DE608412C - Process for the preparation of derivatives of di- or trimethoxy- or -aethoxybenzoic acids : de en
  • GB423141A - Improvements in or relating to hydraulic lifting apparatus : en
  • GB423077A - Improved drinking appliance for poultry : en
  • AT140340B - Gas regulator for liquid heaters. : de en
  • US1988563A - Blind stitch sewing machine : en
  • AT140375B - Waterproof headgear and methods of making the same. : de en
  • DE608464C - Device for utilizing the heat of exhaust gases from adsorption processes : de en
  • AT140422B - Intermediate frequency receiver. : de en
  • US1988696A - Bumper end construction : en
  • AT140279B - Pyrophoric pressure lighter. : de en
  • CA347677A - Pulsation apparatus : en fr
  • CA347725A - Carbonated beverage bottling apparatus : en fr
  • CA347745A - Electron discharge device : en fr
  • AT140336B - Safety gas stove burner. : de en
  • US1988926A - Separable fastener and method of making the same : en
  • US1989069A - Smoking pipe or holder : en
  • US1988932A - Process of recovering gold : en
  • CA347601A - Liquifier tank : en fr
  • US1988954A - Process for the elimination of the immature odoriferous constituents in brewing : en
  • US1988885A - Liquid atomizer : en
  • US1989012A - Cylinder rotary cut-off knife : en
  • US1989020A - Carpet and rug stretcher : en
  • US1988665A - Car washing machine : en
  • US1988795A - Egg treating machine : en
  • DE608450C - Method for attaching reinforcement strips provided with adhesive to paper bags and adhesive applicator for carrying out the method : de en
  • GB422926A - Improvements relating to shedding mechanism for circular looms : en
  • US1988488A - Vacuum closing machine : en
  • US1988808A - Tank car : en
  • US1988894A - Automobile antiglare lighting system : en
  • CA347681A - Elevator system : en fr
  • US1988467A - Time fuse for projectiles : en
  • DE608354C - Transition point between two route sections in pneumatic tube systems : de en
  • DE608481C - Heat exchangers, in particular for dairy purposes : de en
  • USD94393S - Design for a bottle : en
  • DE608314C - Process for the preparation of o-xylylene-1íñ8-naphthalene : de en
  • AT140448B - Gas turbine plant and method for its operation. : de en
  • US1988760A - Combination tray and cigarette extinguishing device : en
  • US1989053A - Packaged material and device : en
  • US1988492A - Building construction : en
  • US1989047A - Hot water heater and the like : en
  • US1989058A - Vibrating machine : en
  • DE608303C - Catch-up gear : de en
  • AT140441B - Cooling method and devices for its implementation. : de en
  • AT140317B - Internal hub brakes, in particular for bicycles. : de en
  • US1988694A - Pipe joint assembly : en
  • US1988927A - Blow out coil : en
  • US1988582A - Reclosable carton : en
  • FR776419A - Support for examinations using roentgen tubes : en fr
  • DE608568C - Procedure for acoustic signaling in a specific direction : de en
  • DE608593C - Process to keep the temperature of a cold room constant, which is cooled by absorption refrigerators : de en
  • FI16293A - Crab : en fi
  • FR776281A - Servo-control, more particularly for motor vehicle clutches : en fr
  • FR776333A - Improvements in processes and machines intended for making blanks provided with heads for bolts or for other similar threaded objects : en fr
  • GB422877A - Improvements in hair curlers or wavers : en
  • AT140328B - STEAM BURNER. : de en
  • US1988754A - Internal combustion engine : en
  • DE608280C - Rail cars for high speeds : de en
  • DE608289C - Switching device for protection or control apparatus influenced by a distortion of the current or voltage vector diagram of multi-phase networks : de en
  • FI16280A - Med resvirkesstolpar försedd vägg- resp. takkonstruktion : en fi
  • FR776482A - Slide stop for window opening by drop : en fr
  • DE608355C - Compensating sheet pile : de en
  • DE608596C - Switching device for a protective device : de en
  • US1988578A - Abrading machine : en
  • US1988591A - Ball gyro horizon : en
  • US1988964A - Pane : en
  • US1988592A - Antenna : en
  • CA347789A - Fabric coating or filling method : en fr
  • DE608376C - Screen tensioning device : de en
  • AT140329B - Slide lock for tubes. : de en
  • FI16281A - Stålfönsterram : en fi
  • DE608424C - Motor protection switch with current indicator : de en
  • US1988550A - Supports made of cellulose derivatives for use in the manufacture of sheets of material soluble in organic solvents : en
  • US1988847A - Tree and stump cutter : en
  • DE608316C - Feed regulator with float control : de en
  • DE608581C - Process for the manufacture of oxide cathodes : de en
  • US1988504A - Cadmium base bearing metal : en
  • DE608351C - Alarm clock : de en
  • FI16266A - Nautansluten radiomottagningsapparat med urladdningsrör för undvikande av störande Toner : en fi
  • DE602979C - Support of the frame carrying the car body of motor vehicles : de en
  • US1988919A - Aeroplane and helicopter : en
  • AT140442B - Two-stroke internal combustion engine. : de en
  • DE608254C - Electrolytic cell, especially for the production of hydrogen and oxygen : de en
  • US1988511A - Friction-clamped glare shield : en
  • US1988873A - Thermal treatment of hydrocarbons : en
  • US1988544A - Apparatus for testing yarns or the like : en
  • AT140369B - Process for the printing-technical reproduction of an optical phonetic transcription recorded in the form of a continuous helical line on a cylinder. : de en
  • FR776258A - Improvement to tiles and their fasteners and covers resulting therefrom : en fr
  • AT140349B - Wine or fruit press. : de en
  • CA347779A - Electric hot plate : en fr
  • US1988906A - Confection casting mold : en
  • DE608540C - dryer : de en
  • AT140366B - Moisture protection clothing. : de en
  • AT140373B - Machine for the production of briquettes from vegetable fibers. : de en
  • US1988714A - Asphalt : en
  • US1988844A - Safety razor : en
  • US1988876A - Production of benzoic acid : en
  • US1988532A - Method of producing mixed esters of cellulose : en
  • US1988557A - Combined toothbrush and paste container : en
  • US1988456A - Gas turbine system : en
  • USD94381S - Design for a coffee infusion device : en
  • AT140301B - Metallic box pillar for automobile bodies. : de en
  • US1988692A - Baling machine : en
  • US1988449A - Valved steam tube for machine guns : en
  • US1988554A - Method and means for singeing fabrics and the like : en
  • US1988626A - Windmill guide device : en
  • GB423049A - Improvements in or relating to electric incandescent lamps with internal reflectors : en
  • US1988937A - Strip for double dry transfer : en
  • AT140330B - Pneumatic post system for the transport of notes etc. like : de en
  • US1989070A - Automatic starting mechanism for motor vehicle engines : en
  • CA347616A - Colour photography : en fr
  • CA347690A - External anode discharge device : en fr
  • AU1604934A - An improved emulsion particularly suitable for use inthe processing of vine fruits anda method of preparing such emulsion : en
  • US1988676A - Turbine for filling bags with finely divided materials : en
  • US1988986A - Skid preventer : en
  • CA347619A - Furnace : en fr
  • US1988817A - Carburetor : en
  • US1989057A - Electric relay : en
  • AU1486233A - Cathode arrangement for overcoming the lateral pullin Braun tubes : en
  • CA347682A - Flexible alkyd resin : en fr
  • CA347722A - Radiator assembling apparatus : en fr
  • AT140374B - Method and device for the production of briquettes. : de en
  • CA347692A - Network protector : en fr
  • DE608423C - Protective circuit for a three-phase system with a neutral conductor or with an earthed zero point : de en
  • FR776343A - Method for synchronizing at least two propellers by means of synchronous motors having a number of poles greater than two : en fr
  • FR776439A - Process for cleaning bodies coated with fat and equipment, allowing the realization : en fr
  • FR776422A - Installation for electric train lighting by means of a generator mounted on the locomotive : en fr
  • DK49781C - Device by duct duvets. : da en
  • FR776348A - Method and devices for changing the coupling and tariff of meters and for remote control of operating devices : en fr
  • DK49787C - Procedure for Increasing the Volume of Tobacco Wraps. : da en
  • AT140370B - Tie bar for self-ties. : de en
  • AT140359B - Device for reproducing sound vibrations recorded on tape-shaped phonogram carriers. : de en
  • AT140399B - Radio receiver. : de en
  • CA347635A - Ladder gripping device : en fr
  • GB423303A - Improvements in the de-washing of hydrocarbon oils : en
  • CA347687A - Edge-wound core for electric machines : en fr
  • AT140268B - Tobacco pipe or the like. : de en
  • US1988715A - Asphalt and method for producing same : en
  • AT140316B - Rear derailleur for motor vehicles with multi-speed transmissions. : de en
  • AU1595934A - Thermoplastic molding composition : en
  • CA347615A - Welder frequency control system : en fr
  • FR776268A - Improvements made to deflation warning devices for pneumatic tires of motor vehicles and trailers : en fr
  • FR776458A - Toy car : en fr
  • GB423067A - Improvements in or relating to apparatus for saving life from drowning : en
  • AT140251B - Check valve. : de en
  • CA347758A - Alkali sulphide production : en fr
  • DE608569C - Airborne sound transmitter : de en
  • US1988469A - Cathode ray apparatus : en
  • US1988874A - Abrasive surfacing disk : en
  • AU1626934A - Improved foot supporting means in boots and shoes : en
  • DE608443C - Thread insertion device for weft or weft threads on warp knitting machines : de en
  • AT140339B - Tiled stove. : de en
  • FR776230A - Cooling device for the brake drum of vehicles, in particular of vehicles traveling on rails : en fr
  • GB423081A - Improvements in machines for compressing or moulding substances such as meal into pellets : en
  • CA347627A - Railway car braking device : en fr
  • CA347637A - Separable fastener making device : en fr
  • US1988549A - Refrigerating apparatus : en
  • USD94378S - Design fob a table : en
  • AT140287B - Device for the automatic control of the setting of hydraulically operated weirs. : de en
  • AU3308463A - Production of colour photographic images : en
  • AT140346B - Liquid fuel burners. : de en
  • DE600049C - Dough dividing machine with repressing device : de en
  • US1988624A - Blood transfusion device : en
  • GB422866A - Improvements in or relating to radio and other modulated carrier or like receivers : en
  • GB423079A - Improvements in the manufacture of a preparation or medium for treating tuberculous and other conditions in the thorax : en
  • FR776224A - Vehicle ventilation unit : en fr
  • CA347733A - Oscillation generation : en fr
  • GB422927A - Improvements in machinery guards : en
  • FR776299A - Advanced training in steering mechanisms for automobiles : en fr
  • DE564229C - Cellulose ester cover for dolls of galvanic elements : de en
  • FR776373A - Drive belt : en fr
  • FR776267A - Improvements to the box springs : en fr
  • FR776374A - Improvements made to the processes for establishing reinforced concrete slabs for constructions or engineering structures : en fr
  • AT140444B - Blades for fans u. like .. : de en
  • CA347626A - Luminous reflecting surface : en fr
  • CA347776A - Railway switch apparatus : en fr
  • FR776441A - beach pool establishment and related facilities : en fr
  • AT140327B - Device for automatic closing of the fire door of ovens. : de en
  • CA347629A - Motor-generator housing : en fr
  • US1988625A - Meter controlled lock : en
  • US1988818A - Needle-eye polishing machine : en
  • DE608349C - Spreading roller support for bicycles and motorcycles : de en
  • GB423175A - Improvements in and relating to sight testing instruments : en
  • DE608458C - Fountain pen : de en
  • FR776466A - Electric arc lamp with electrodes oblique to each other : en fr
  • FR776302A - Improvements to contactors-circuit breakers : en fr
  • FR776387A - Direct-drive rotary capsulism motor : en fr
  • GB423045A - Improvements in protective clothing : en
  • US1989062A - Winding machine : en
  • FR776462A - Production process for halo layers and filter layers : en fr
  • GB423128A - Improvements relating to the drying of timber or other materials : en
  • IE13379L - Refining of legumes : en
  • CA347757A - Alkali cyanide production : en fr
  • US1988588A - Tobacco pipe : en
  • FR776396A - Improvements to submarine rescue devices : en fr
  • CA347606A - Earring : en fr
  • US1988605A - Luminescent screen : en
  • FR776390A - Improvements to very high voltage electrical switches : en fr
  • FR776495A - Improvements to wetting and dewatering processes : en fr
  • GB422990A - A process and apparatus for the manufacture of threads, strings, bands, films and the like from elasin- and collagen-containing materials : en
  • GB423072A - Improvements in change speed gears : en
  • FR776408A - Advanced headlight for road vehicles : en fr
  • FR776298A - Improvements to prepayment devices for devices operating with electric current : en fr
  • FR776203A - Improvements to closures or seals obtained by the action of heat : en fr
  • CA347624A - Aluminium coated metal production : en fr
  • DE608549C - Fixed toggle switch axially moved by centrifugal force : de en
  • DE608369C - Circuit arrangement for telecommunications systems with several stations lying on one line : de en
  • DE608542C - Pressed coal : de en
  • GB423125A - Improvements in and relating to locks : en
  • US1988607A - Vending cabinet : en
  • US1988972A - Weed destroyer : en
  • FR776211A - Improvement provided in the establishment of indicator posts : en fr
  • FR776220A - Ultra short wave tube : en fr
  • FR776304A - Manufacturing process of transparent face, anti-fog or not for masks : en fr
  • GB422864A - Improvements in or relating to coffee pots : en
  • GB446256A - Improvements in and relating to coloured photographic reproductions : en
  • US1989054A - Typesetting bar : en
  • DE608452C - Angle lever sleeve regulator with horizontal shaft : de en
  • DE608587C - Striking mechanism for synchronous motor clocks : de en
  • GB422949A - Process for the production of threads of india-rubber, gutta-percha, or the like : en
  • FR776236A - Device for finishing shoes : en fr
  • GB422857A - Improvements in or relating to abrasive coated sheets : en
  • DE608302C - Pipe connection : de en
  • FR776292A - Improvements to heating systems : en fr
  • GB422925A - Improvements in or relating to a method of and apparatus for applying variegated or "jazz" colourings to the surfaces of articles : en
  • US1988717A - Shield : en
  • AT140427B - Temperature independent condenser. : de en
  • DE608407C - Cigarette : de en
  • AT140322B - Pressure oil lubrication for railway axle bearings. : de en
  • GB422887A - Improvements relating to electric accumulators : en
  • US1988638A - Slidable seat : en
  • US1988961A - Flashlight device : en
  • US1988991A - Manufacture of solid products containing alkali hypochlorite : en
  • CA347638A - Vehicle guide wheel : en fr
  • FR776311A - Improvements to security systems for flexible pipes : en fr
  • AU1592734A - Improvements in make and break switches : en
  • GB423100A - Improvements in or relating to variable speed transmission gearing : en
  • US1988562A - Captive balloon : en
  • FR776372A - Churn improvements : en fr
  • GB423097A - Improvements in pavement kerbs : en
  • AU1589034A - Improvements in or relating to television systems : en
  • DE608313C - Process for cooling coke with the production of water gas : de en
  • AT140267B - Tobacco pipe. : de en
  • AU1716034A - A carriage for sliding doors and windows : en
  • GB423243A - Gun carriages : en
  • GB423044A - Improvements in or relating to thermionic oscillation generators : en
  • GB423155A - Improvements in keyboard impulse transmitters for use in teleprinting systems : en
  • AU1691634A - Change of direction indicator for motor vehicles : en
  • US1988622A - Oscillatory circuit : en
  • DE608395C - Device for preparing coffee infusion or the like. : de en
  • DE608511C - Edge protection for hinged belt connectors formed from hooks : de en
  • GB423052A - Improvements in, or relating to, the steering handle-bars of motor-cycles and pedal-cycles : en
  • FR776449A - Solid Nicotine Carbonator : en fr
  • FR776472A - Method for operating a tool by the force of combustion, and installation for carrying out said method : en fr
  • CA347723A - Short waves detector : en fr
  • DE608363C - Process for the production of resinous condensation products : de en
  • GB423169A - Improvements in or relating to calculating and the like machines : en
  • GB422980A - Improvements in or relating to aeroplanes : en
  • US1988975A - Motor vehicle : en
  • US1988862A - Control for excavators : en
  • US1988980A - Safety closing circuit device for preventing stuffing in cinematographic apparatus : en
  • DE608416C - Circuit arrangement for power amplifier : de en
  • GB422984A - An electrical eddy current furnace of large capacity : en
  • FR776290A - Improvements to cabinetry cleats supported by racks : en fr
  • GB423118A - Improvements in laminated springs : en
  • FR776430A - Improvements in so-called continuous spinning trades : en fr
  • AT140313B - Tires for vehicles such as bicycles, motor vehicles, etc. : de en
  • GB423112A - Improvements in remote control apparatus for power driven boats and the like : en
  • GB422855A - Improvements in or relating to illuminated display or advertising devices : en
  • GB423071A - Improvements in lubricating devices for valves : en
  • FR776480A - Underwater nozzle, more particularly intended for lifting oysters and cleaning deep sea pens : en fr
  • USD94384S - Design fob a bottle : en
  • FR776240A - Small motor vehicle track racing game device with external speed and steering control : en fr
  • FR776347A - Automatic control for aircraft : en fr
  • USRE19442E - Milk can and method of making the : en
  • FI16309A - Suksiside : en fi
  • GB423116A - Improvements in or relating to devices for regulating single phase alternating current voltages : en
  • DE608345C - Lubricating device, especially for internal combustion engines : de en
  • DE608368C - Device for transmitting signals using the bridge circuit : de en
  • US1988728A - Metal grille or grille fabric : en
  • US1988827A - Electrically heated tool : en
  • US1989063A - Shovel and method of making the same : en
  • FR776354A - Improvements to secateurs and the like : en fr
  • FR776478A - Oxygen catalyst : en fr
  • GB422970A - Improvements in or relating to kites : en
  • FI16311A - Sätt och anordning vid värmebehandling av material medelst gaser i roterande ugntrumma : en fi
  • GB423140A - Improvements in and relating to a process for producing sterile filters : en
  • DE608382C - Device for making dressings : de en
  • DE608406C - Interchangeable gaiter for shoes : de en
  • DE608353C - Metal tube : de en
  • FR776409A - Device and arrangement for lifting the wheels of motor vehicles : en fr
  • US1988477A - Safety device : en
  • GB422840A - Improvements in and relating to rotary drums for drying or other processes : en
  • FR776205A - Process for initiating the catalytic oxidation of ammonia by oxygen : en fr
  • FR776248A - Key locking system for caps of containers such as gasoline tanks of motor vehicles, etc. : en fr
  • GB423111A - Process and apparatus for transferring heat from compressed gases, particularly fromthe outflowing gases of explosion chambers, preferably for internal combustion turbines, to heat-receptive substances, principally gases and vapours : en
  • GB423103A - Automatic charging device for tunnel ovens : en
  • US1988930A - Cold strip rolling mill : en
  • US1988466A - Transmission mechanism : en
  • US1988471A - Centrifugal pipe casting apparatus : en
  • US1988811A - Folding chair : en
  • US1988650A - Lightning arrester : en
  • US1988966A - Faucet valve means : en
  • GB422888A - Improvements in circular looms for weaving : en
  • CA347786A - Expansion joint : en fr
  • DE608400C - Device for facilitating the starting of internal combustion engines, especially diesel engines, working with high compression : de en
  • FR776266A - Improvement in the method of mounting lugs on conductor cables : en fr
  • FR776300A - Ski brake specially applicable to rolling stock on railway tracks : en fr
  • GB422996A - Suspension stabilising device for motor and like vehicles : en
  • AT140298B - Braking device for motor vehicles. : de en
  • AT140273B - Single-walled, wave-shaped holder as an insert for cans. : de en
  • AT140397B - Process for the partial hydrolysis of cardiac active glucosides. : de en
  • USD94396S - Design for an automobile : en
  • GB423104A - A process for the simultaneous manufacture of iron or steel, and portland cements orhydraulic lime : en
  • GB422948A - Method of producing therapeutically and disinfectantly active substances : en
  • GB423084A - Process for recovering metallic selenium : en
  • US1988596A - Printing press : en
  • US1988806A - Differential feeding mechanism for sewing machines : en
  • US1988515A - Method of treating tobacco : en
  • US1988884A - Measuring device : en
  • GB422881A - Improvements in or relating to metal vehicle bodies, particularly for motor omnibuses : en
  • GB423361A - Improvements in and relating to the treatment of ammoniacal liquor containing phenolic bodies : en
  • FR776500A - Carburetor : en fr
  • GB423119A - Improvements in vulcanizers : en
  • DE608358C - Memory device, consisting of small memo plates made of resilient material for index sheets with two tongues pointing in opposite directions on the support body, which are each inserted through one of two parallel slots in the sheet : de en
  • GB423129A - Apparatus for the hydraulic transmission of power : en
  • US1988935A - Punch press : en
  • US1988992A - Automatic volume controller : en
  • GB423150A - Improvements relating to the neckbands of infants' garments : en
  • DE608337C - Pan brick : de en
  • DE608394C - A needle bent from a single piece of wire to hang up curtains, drapes or the like : de en
  • FR776310A - Advertising device : en fr
  • FR776342A - Magneto ignition : en fr
  • FR776435A - Method and apparatus for the manufacture of electrical pipelines : en fr
  • GB423088A - Improvements relating to filter sieves for use in filtration of liquid bodies carrying suspended solid material : en
  • CA347785A - Spark plug : en fr
  • DE608160C - Method and device for the treatment of dust-like material : de en
  • DE608374C - Filler pencil with anti-twist protection : de en
  • FR776287A - Improvement to metal containers with articulated handles and lids that can be fixed by stapling : en fr
  • GB422977A - Improvements in or relating to electric circuits comprising elements with non-linear characteristics : en
  • USD94401S - Design for a braid or the like : en
  • DK49788C - Adjustment device for wind motors with impeller or impeller with fixed impellers or vanes. : da en
  • GB423037A - Improvements in and relating to electric motors : en
  • US1988941A - Valve regulating means : en
  • CA347771A - Windshield wiper arm mounting : en fr
  • US1988599A - Dog catcher : en
  • US1988734A - Transformer : en
  • USRE19436E - Lubricating system and product : en
  • USRE19441E - Synchronizing equipment : en
  • AT140326B - Electric cookware for electric stoves. : de en
  • US1988708A - Electrical and mechanical brake applying mechanism : en
  • DE608350C - Two-piece stemmed glass : de en
  • AT140258B - Cultivator for cultivating the soil. : de en
  • US1988474A - Sharpening device for safety razor blades : en
  • AT140433B - Arrangement for the operation of discharge tubes. : de en
  • US1988870A - Golf bag : en
  • USD94375S - Design fob a fountain pen : en
  • AU1948534A - Improved method of packaging, transporting and storing carbon black for use in printing inks andthe like : en
  • US1988621A - Cathode ray tube heterodyne detector : en
  • US1988921A - Coating composition : en
  • US1989036A - Paper coating : en
  • CA347636A - Toy house : en fr
  • AU2105735A - Discharge vessel with metal envelope : en
  • CA347731A - Radio receiver : en fr
  • US1988455A - Preparation of glyoxal : en
  • US1988680A - Serum and process for preparing it : en
  • US1989009A - Valve : en
  • DK49772C - Device for draw curtains. : da en
  • GB423027A - Improvements in or relating to the doubling or drafting of cotton and like fibres : en
  • US1988903A - Pencil or crayon case : en
  • US1989014A - Anthrax vaccine : en
  • US1988441A - Manufacture of vulcanized fiber : en
  • US1988462A - Manufacture of bags : en
  • FR776407A - Method of establishing wooden shelves for shelving and resulting industrial product : en fr
  • US1988684A - Process of tanning hides : en
  • US1988681A - Dipping rack : en
  • US1988843A - Cushioning body and method of producing the same : en
  • AT140435B - Pencil sharpener. : de en
  • DE608384C - In a common frame mounted, transversely to the rails swingable roller carriers for track turning machines : de en
  • AT140347B - Method and apparatus for heating solid foods. : de en
  • AT140353B - Device for slowing down the rate of fire in automatic weapons. : de en
  • US1988442A - Oil well casing head : en
  • US1988776A - Temperature controlled valve : en
  • CA347654A - Tire chain cross member : en fr
  • AT140289B - Paving block or the like : de en
  • CA347644A - Bakery equipment : en fr
  • US1988881A - Nonrefillable receptacle : en
  • US1988896A - Multiple register machine : en
  • USD94387S - Design fob a light reflector : en
  • DE607965C - Shorthand typewriter : de en
  • DE608509C - Device for the plastic reproduction of only visible letters, characters, etc. like for blind reading machines : de en
  • DK49790C - Electric Type Cylinder Typewriter. : da en
  • CA347605A - Wireless apparatus : en fr
  • AT140385B - Apparatus for copying an image sound film. : de en
  • DE608434C - Process for the preparation of condensation products from 2,3-oxynaphthoic acid and anthranilic acid amide or its substitution products : de en
  • FR776451A - Safety valve, especially for hot water boilers : en fr
  • GB446252A - Improvements in or relating to cathode ray tubes : en
  • US1988886A - Protective covering for plants : en
  • AT140255B - Lubricating device for the gearbox of the cutting unit on mowing machines. : de en
  • CA347640A - Show window display case : en fr
  • AU1819934A - Corrigenda : en
  • CA347668A - Method of refining oil : en fr
  • DK49780C - Procedure for Operating Power Machines with Electric Generators and their Control Devices : da en
  • US1988889A - Vehicle actuated gate : en
  • US1988836A - Aircraft having rotative sustaining means : en
  • US1988674A - Internal combustion engine : en
  • US1988860A - Glider construction : en
  • US1988576A - Complex compound of pentavalent antimony with aromatic polyhydroxy compounds : en
  • FR776384A - Mechanical artillery projectile rocket : en fr
  • US1988473A - Hopper : en
  • CA347647A - Electrical heating device : en fr
  • DE608512C - Schaekel for attaching chains or other traction devices : de en
  • DE608567C - Device for the remote transmission of measured quantities, in particular electrical measured quantities, with the aid of pulses, the frequency of which is proportional to the measured quantity : de en
  • DE608592C - Procedure for the operation of. absorption refrigeration apparatus working with pressure-equalizing gas : de en
  • AT140388B - Presser foot for sewing machines. : de en
  • FR776260A - Improvement of discharge converters in ionized gases or vapors operating as inverters : en fr
  • AU1596234A - Improvements in or relating to ultrashort wave modulated carrier wave radio communication systems : en
  • CA347699A - Valve operating mechanism : en fr
  • US1988816A - Hose with static discharge connection : en
  • CA347628A - Dispensing bottle : en fr
  • GB423061A - Improvements in or relating to systems for the distribution of programmes of music, speech or the like over line wires : en
  • US1989022A - Brush : en
  • CA347653A - Money value printing machine : en fr
  • CA347714A - Hat sweat band : en fr
  • US1988821A - Cement : en
  • US1988722A - Seam construction : en
  • US1988807A - Ice pick : en
  • US1988564A - Instrument producing music : en
  • FR776378A - Improved gasifier for metallurgical furnaces and the like : en fr
  • CA347666A - Metallic container : en fr
  • DE608598C - Electric lamp for street lighting : de en
  • DK49770C - Protective device for Permanent corrugators. : da en
  • GB422985A - Improvements in or relating to muffles : en
  • GB423098A - Improvements in or relating to synchronising arrangements for television systems : en
  • GB423431A - Improvements in and relating to cellular structures : en
  • FR776429A - Tobacco leaf threader : en fr
  • US1988666A - Awning apparatus : en
  • US1988943A - Keyboard mechanism for telegraph apparatus : en
  • FR776461A - Mute for violin or viola : en fr
  • GB423010A - Improvements in pumps : en
  • IE13479L - Electrolytic production of aluminium : en
  • FR776349A - Method and devices for launching fireworks on board aircraft : en fr
  • US1988989A - Retardation device : en
  • US1988777A - Concrete core for earth dams : en
  • CA347768A - Joint : en fr
  • DE608401C - Slot-controlled two-stroke internal combustion engine with stepped pistons : de en
  • DE608537C - Summing mechanism with differential gear : de en
  • FR776329A - Sealing device for liquid container : en fr
  • FR776427A - Flange device for central heating radiators or other uses : en fr
  • GB423145A - Improvements in or relating to block printing machines : en
  • DE608340C - Method and device for pressing bowl-like wooden bodies : de en
  • DE608469C - Process for curing condensation products from phenols and aldehydes : de en
  • FR776319A - Manufacturing process for higher tertiary alcohols : en fr
  • US1988552A - Refrigerator defrosting device : en
  • US1988571A - Means for converting motion : en
  • FI16294A - Bird fishing : en fi
  • US1988536A - Ophthalmic mounting : en
  • US1988693A - Heater : en
  • US1988996A - Road guard : en
  • US1988468A - Extractor : en
  • DE608347C - Door or window posts surrounded by rubber, especially for car bodies of motor vehicles : de en
  • USRE19432E - Hydraulic brake apparatus for : en
  • US1988797A - Fuel feeding system : en
  • FI16289A - Vending machines : en fi
  • GB423089A - Improvements in and relating to pedal-crank driving mechanism for cycles : en
  • US1988724A - Convertible magneto : en
  • US1988791A - Sheet-register : en
  • US1988968A - Boiler flue : en
  • FR776214A - Hydraulic speed change : en fr
  • DE608433C - Process of protecting natural bristles against the absorption of moisture by means of an impregnation agent and toothbrushes produced using the process : de en
  • DK49771C - Glove-shaped Nozzle for Vacuum Cleaners. : da en
  • US1988525A - Photo-electric tube : en
  • US1989050A - Viscosimeter : en
  • AT140351B - Pack for chocolate a. Like. In box form. : de en
  • FI16296A - The rollers and rollers are used for framing : en fi
  • DE608332C - Process for dewatering tar : de en
  • GB423029A - Improvements in or relating to air compressors : en
  • GB423073A - Improvements relating to pumping plant for mines : en
  • FR776232A - electrode for making internal or external sections involving application of an endoscope : en fr
  • DE608602C - Belt for the production of flat structures, in particular fabrics : de en
  • DE608604C - Generator gas cleaner : de en
  • FR776469A - Ashtray for smokers : en fr
  • US1988478A - Filter medium and method of making the same : en
  • FR776399A - Control device for fluid distribution network : en fr
  • US1988447A - Jacking apparatus : en
  • US1988644A - Coking of heavy oils : en
  • GB423024A - Improvements in and relating to trousers and other garments to be secured round the waist : en
  • US1988934A - Adjustable guide arm : en
  • FI16291A - Plant pot : en fi
  • DE608331C - Electric single drive for knitting machines : de en
  • FR776338A - Lining of earth dams : en fr
  • GB423158A - Evaporator for refrigerating machines : en
  • US1988499A - Process for treating spirit soluble nigrosines : en
  • US1989061A - Self-priming rotary pump : en
  • US1988444A - Multifrequency tuning system : en
  • AT140256B - Method and device for the production of dense copper-aluminum, copper-aluminum-silicon and copper-aluminum-silicon alloys, in particular for casting in sand molds. : de en
  • US1988895A - Device for dressing profiled grinding wheels : en
  • FI16290A - Spadformig slunga med skaft : en fi
  • AT140334B - Device for forming the slides of sliding boxes. : de en
  • AT140429B - Temperature independent reactance. : de en
  • FR776445A - Toilet bowl that can be combined with the flap of a water closet seat to form a removable and invisible bidet : en fr
  • GB423132A - Improvements in light filters : en
  • CA347613A - Loose leaf book : en fr
  • FR776296A - Rotary Switch Improvements : en fr
  • GB423086A - Improvements in or relating to the refining of chocolate masses and similar masses : en
  • GB423152A - Improvements in or relating to the wet treatment and the drying of freshly spun artificial silk threads : en
  • DE608326C - Swinging pantograph roller for electrical contact line systems : de en
  • US1988744A - Biscuit panning machine : en
  • GB422978A - Improvements in pistons : en
  • DE608547C - Switching arrangement to reduce the tendency to oscillate : de en
  • FR776479A - High Insulation Compound Conductor : en fr
  • GB422963A - Improvements relating to television : en
  • GB422989A - Improvements in or relating to movable spanners : en
  • GB423070A - Apparatus for indicating to a customer when a cash or like bonus is to be distributed : en
  • US1989034A - Strainer assembly : en
  • GB423156A - Improvements in anastigmatic objectives for photography and projection : en
  • GB422898A - Improvements in or relating to mercurial pressure gauges : en
  • GB422928A - Improvements in or relating to paper slitting machines and the like : en
  • AT140357B - Carrying device for packages. : de en
  • GB423059A - Improvements in electric heaters : en
  • US1988893A - Device for supporting, driving, and presenting views, images, advertisements, and even articles : en
  • US1988940A - Typewriting machine : en
  • USD94383S - Design fob a shoe : en
  • US1988497A - Hay press : en
  • AT140345B - Device for producing the winding of electrical heating devices. : de en
  • AT140421B - Intermediate frequency amplification receiver that can be used for recording records. : de en
  • AT140343B - Double-walled metal barrel. : de en
  • AU1601934A - Improvements in and relating to boiler furnaces andthe like : en
  • CA347769A - Road joint former : en fr
  • US1988490A - Bucket motor : en
  • US1988560A - Apparatus for making sheet glass : en
  • US1988833A - Process for breaking petroleum emulsions : en
  • US1988897A - Siphon : en
  • AT140425B - Radio receiver with switch for setting to different wavelength ranges. : de en
  • CA347755A - Electric conductor flaw detector : en fr
  • CA347623A - Rock drill : en fr
  • US1988757A - Dry dressing substance : en
  • US1988840A - Tool : en
  • AU1730634A - Process for fixing copper and arsenic in wood : en
  • US1988955A - Method of and apparatus for coating incandescent lamp filaments and similar articles : en
  • CA347773A - Slicing machine : en fr
  • AT140434B - Method of making a paper sack with a triangular bottom. : de en
  • USRE19438E - Aircraft : en
  • US1988904A - Address printing and calculating machine : en
  • GB423107A - Process for the manufacture of azodyestuffs : en
  • US1988916A - Flying machine with beating and sliding horizontal louver-like wings rotating in opposite directions : en
  • GB422892A - Improved process for the destructive hydrogenation of solid distillable carbonaceous material : en
  • FR776250A - A method for automatically adjusting the processing of motion pictures : en fr
  • US1988678A - Dehydrating process : en
  • DE608399C - Drive device for the step-by-step feed of the rollers on drum reeling machines : de en
  • AT140356B - Automatic shut-off valve for gas hoses. : de en
  • US1988854A - Can opener and spout : en
  • US1988646A - Eyeglasses : en
  • US1988973A - Adjustable and convertible copyholder : en
  • CA347686A - Radio transmitter system : en fr
  • CA347765A - Photographic relief : en fr
  • GB448415A - Improvements in and relating to tariff apparatus : en
  • FR776364A - Process for the preparation of agglomerates of combustible material dust : en fr
  • DE608421C - Route protection circuit : de en
  • FR776234A - Anti-scale product for radiators of explosion engines : en fr
  • GB423237A - New azo dyestuffs : en
  • FI16314A - Vävnad, särskilt siltplig såsom mattbotten för rya-, flossamattor eller dylikt : en fi
  • US1988803A - Process for the production of lubricating oil : en
  • US1988850A - Gin : en
  • USD94382S - Design fob a shoe : en
  • FR776284A - Buffers for high-speed railcars : en fr
  • GB422879A - Devices for demonstrating certain facts connected with acoustics and mechanics : en
  • FR776303A - Improvements to gliders usable as toys or for advertising : en fr
  • FR776317A - Aircraft machine gun firing cupola : en fr
  • DK49776C - Wheel made with Legetben, which from the combined Driving position can be swung out in Shooting position. : da en
  • US1988705A - Bag chair for bag filling machines : en
  • FR776278A - Contoured automotive car : en fr
  • DE608317C - Safety valve in which the pressure surface that lifts the valve is only connected to a part that is not influenced by the flow : de en
  • CA347756A - Acid sludge processing : en fr
  • FR776335A - Binder or vertical file with visible cards : en fr
  • CA347720A - Latex spreading device : en fr
  • GB422893A - Improvements in and relating to electric resistance heaters : en
  • FI16270A - Förfaringssätt för framställning av transparenta folier : en fi
  • FR776239A - Filter cartridge : en fr
  • GB423002A - Improvements in apparatus for cleaning wool and other fibres : en
  • IE13351L - Churns : en
  • GB422934A - Improvements in and relating to spouts for discharging liquid from barrels and barrel-like containers : en
  • FR776484A - Manufacturing process of organic sulphides and plastic compositions derived therefrom : en fr
  • GB422961A - Improvements in or relating to the production of hard sintered carbide materials : en
  • GB423090A - Improvements in and relating to the manufacture of artificial silk : en
  • US1988485A - Detachable sole and heel : en
  • FR776444A - Improvements to accounting machines controlled by disturbed cards : en fr
  • FR776379A - Cooling system using solid carbon dioxide : en fr
  • FR776291A - Slab-slabs for floors : en fr
  • GB423080A - Feeding device for animals : en
  • US1988501A - Preparation of aryl thioglycollic acids : en
  • US1988909A - Mail covering and mailing record strip : en
  • FR776308A - Dust removal device applicable in particular to locomotive ignition stations : en fr
  • FR776213A - Method for producing seed germination and apparatus for its application : en fr
  • FR776467A - Improvements to clamps and clamping presses : en fr
  • GB423012A - Improvements in pumps : en
  • DE608590C - Appendix for the execution of the procedure : de en
  • FR776450A - Device for the passage of fluids from an air compressor, or other device, mounted on an elastic support, to a reservoir or other member fixed to the frame : en fr
  • GB422861A - Improvements in or relating to circular looms : en
  • DE608341C - Process for producing a rust-like middle layer for wooden panels : de en
  • DE608523C - Blank shot repeater pistol : de en
  • GB422882A - Improvements in and relating to anti-aircraft gun mountings : en
  • GB422962A - Improvements in and relating to the manufacture of sheet rubber suitable for use as surgical dressings or bandages or as other wrappings : en
  • GB423357A - Device for treating the feet or hands : en
  • DE608438C - Paragraph-wise driving track and side tracks moving track-breaking machine : de en
  • FR776452A - Discharge device for valves : en fr
  • US1988800A - Clay products for vitreous slips : en
  • US1988987A - High frequency amplifier : en
  • FR776217A - Sliding contact for the transmission of current from one organ to another : en fr
  • FR776437A - Improvements to devices for drying hair and the like : en fr
  • GB423054A - Improvements in or relating to firing mechanism for machine guns : en
  • GB423060A - Improvements in or connected with aircraft fuselages : en
  • FR776382A - Improvements in rotary kilns for firing cement or similar materials : en fr
  • US1988509A - Tire rim mount : en
  • US1988798A - Manufacture of cement : en
  • US1988721A - Carton : en
  • US1988830A - Connecting rod : en
  • US1988928A - Making rubber backed fibrous articles : en
  • AT140364B - Device for sound recording and reproduction using the optical sound method in reflected light. : de en
  • CA347625A - Cigarette extinguisher : en fr
  • US1988662A - Balloon printing machine : en
  • US1988802A - Identification tag : en
  • US1989027A - Coupler : en
  • CA347781A - Sound recording and reproducing system : en fr
  • FR776388A - Regulating device constituting a servo-grip drawbar for towed vehicles with four wheels : en fr
  • GB422860A - Improvements in or relating to the production of chromates : en
  • DE608514C - Air classifier for drying regrind : de en
  • DE608484C - Process for reducing the toxicity of tobacco smoke : de en
  • US1988815A - Safety razor : en
  • US1988925A - Separable fastener and installation thereof : en
  • US1988611A - Process fob producing isopropyl : en
  • US1988842A - Conversion of hydrocarbon oil : en
  • AT140379B - Mobile construction machine. : de en
  • AT140380B - Switching arrangement for the transmission of measured values with the aid of pulses. : de en
  • DE608546C - Transmitters for teletyping machines : de en
  • US1988446A - Flare : en
  • US1988540A - Braking device to automatically stop the loom : en
  • US1988572A - Apparatus for making sheet glass : en
  • CA347735A - Microphone : en fr
  • US1989007A - Machine tool : en
  • CA347728A - Elevator door operator : en fr
  • AT140290B - Universal case buffer. : de en
  • US1988465A - Process of preparing solid or liquid solutions containing hardenable phenol-aldehyde resins and air drying fatty oils : en
  • US1988612A - Method and apparatus for separating solids from liquids : en
  • US1988690A - Shock absorber : en
  • US1989018A - Expansion bolt : en
  • DE608503C - Process for the production of plastic masses from cellulose esters : de en
  • FR776201A - Corrugated wrapping paper : en fr
  • GB422858A - Improvements in radio receivers employing automatic volume control : en
  • AU1508133A - Improvements in or relating to cathode ray tube apparatus for use in television and like systems : en
  • GB423087A - Improvements in or relating to tie rods and tie rod ends : en
  • CA347675A - Synthetic resin : en fr
  • DE608437C - Bridge track rolling machine : de en
  • GB423113A - Improvements in and relating to lay figures or stands for displaying garments : en
  • DE608462C - Turning screw on mechanical turning devices : de en
  • GB422999A - Improvements in and relating to feed water heaters : en
  • GB423003A - A method for concentrating and separating the components of gaseous mixtures : en
  • US1988732A - Towel dispenser : en
  • USD94377S - Design fob lace : en
  • CA347679A - Remote control system : en fr
  • FR776339A - Coating machine : en fr
  • GB422872A - Improvements in or relating to coke oven doors : en
  • US1988771A - Bottle capper : en
  • CA347660A - Gaseous mixture constituent separation : en fr
  • DE608389C - Device for automatic speed control of rotating electrical machines : de en
  • DE608518C - Circumferential gripper for sewing machines : de en
  • DE608373C - Device for damping torsional vibrations : de en
  • DE608527C - Resilient iron polygon knee shoe : de en
  • US1988616A - Floor covering : en
  • US1988946A - Diaphragm system for microscope condensers : en
  • US1988970A - Lithographing press : en
  • US1988982A - Cushioning device for pneumatic hammers : en
  • CA347639A - Constant speed control : en fr
  • FR776366A - Preparation for prolonging the freshness of cut flowers, and other similar applications : en fr
  • US1988522A - Optical projection cabinet : en
  • AT140286B - Treatment of dry chemical powder. : de en
  • AT140338B - Tap casing for gas stoves. : de en
  • CA347743A - Wire rope : en fr
  • US1988496A - Temperature control : en
  • AT140315B - Cooling device for the brake drums of vehicles, in particular rail vehicles. : de en
  • AT140376B - Springy straps. : de en
  • CA347740A - Directional antenna : en fr
  • DE608360C - Process for the preparation of monohalogen substitution products of propane, butane and pentane : de en
  • US1988541A - Method and apparatus for treating solids with gaseous media : en
  • US1988672A - Container end and process for making same : en
  • US1988923A - Purification of sugar juices : en
  • US1988463A - Airplane attitude indicator : en
  • US1988579A - Glassware forming machine : en
  • DE608325C - Device for monitoring the speed of rail vehicles : de en
  • FR776277A - Tobacco leaf alignment machine : en fr
  • GB446253A - Process for the manufacture of conversion products of natural resins : en
  • DE608267C - Cash register printer : de en
  • AU1851934A - Improvements in comminuted alloys : en
  • US1988971A - Bung extractor : en
  • DE608583C - Speed measuring or regulating device : de en
  • US1988917A - Display device : en
  • DE608485C - Process for the production of magnesia-rich cements similar to Portland cement : de en
  • AT140407B - Rubber bottle. : de en
  • US1988590A - Clutch : en
  • CA347788A - Dyestuff : en fr
  • AT140291B - Device for using substitute ladders as free-standing ladders. : de en
  • CA347622A - Switch point controlling device : en fr
  • AT140419B - Electron tube with a conductive coating. : de en
  • FR776357A - Device for always keeping the tires of motor vehicles inflated at the desired pressure : en fr
  • US1988839A - Package smoothing apparatus : en
  • DE608364C - Device for indirect heat transfer : de en
  • US1988969A - Vitamin containing material : en
  • DE608233C - Brake control for electric locomotives, which are controlled by changing the line voltage : de en
  • DE608563C - Wire spoke wheel with a tubular outer hub : de en
  • FR776447A - Manufacturing process of artificial viscose sponges : en fr
  • US1988687A - Electric switch : en
  • US1988868A - Automatic film cuing device : en
  • GB422987A - Apparatus for filtering and purifying liquids : en
  • GB422992A - Improvements in or relating to dictation machines and the like : en
  • US1989006A - Blackboard : en
  • FI16304A - Lifebelt : en fi
  • FR776359A - Harmless projectile : en fr
  • DE608600C - Wrapping process and circular knitting machine for the production of plating patterns : de en
  • GB423133A - Improvements in or relating to coupon ticket printing machines : en
  • FR776328A - Activated carbon manufacturing process : en fr
  • FR776207A - Gas mask seal : en fr
  • FR776415A - Manufacturing process of highly corrosion resistant aluminum : en fr
  • FR776331A - Improvements to coke ovens of the so-called retort type : en fr
  • US1988829A - Rope socket : en
  • FR776252A - Speed limiter device for motor vehicles : en fr
  • US1988859A - Spark plug shield : en
  • AT140285B - Lowering pipe for in-situ concrete piles with end plug. : de en
  • US1988618A - Planter : en
  • US1988920A - Clasp : en
  • US1988712A - Process for production of lubricating oil : en
  • US1988948A - Shade stop : en
  • FR776421A - Device for crafting and throwing harmless projectiles : en fr
  • US1988476A - Luminous material : en
  • US1988702A - Electrically operated measuring and selecting device : en
  • US1988942A - Attachment for container carriers : en
  • FR776470A - Armature winding for direct current machines with odd number of conductors superimposed in the notches : en fr
  • GB423046A - Improvements in or relating to the manufacture of safety paper and like materials : en
  • CA347651A - Filing cabinet drawer : en fr
  • US1988520A - Milling machine for cam shafts and the like : en
  • DE608428C - Schoepfwerk propeller pump : de en
  • US1988480A - Hypodermic syringe : en
  • US1988782A - Electric calendar clock : en
  • DE608390C - Protection device for lines based on the comparison of the energy directions : de en
  • US1988595A - Grip ring : en
  • US1988610A - Operating mechanism for circuit breakers and the like : en
  • FR776393A - Dismountable and portable unsinkable float boat : en fr
  • DE608467C - Process for the preparation of hydrocarbons : de en
  • FR776400A - Device for opening a door with multiple keys : en fr
  • FR776389A - Improvement in automatic ball games : en fr
  • DE608327C - Direct current galvanometer in connection with rectifier with common scale for direct and alternating current : de en
  • FI16274A - Brush or bone holder : en fi
  • US1988561A - Mixing machine : en
  • US1988832A - Process for breaking petroleum emulsions : en
  • US1988664A - Fraud preventative device for slot machines : en
  • US1988726A - Sealing device : en
  • CA347762A - Mining apparatus : en fr
  • FR776420A - Anastigmate roentgen tube : en fr
  • DE608319C - Multi-stage piston steam engine with whose exhaust steam an exhaust steam turbine is operated, which drives at least one compressor connected between two stages of the engine : de en
  • CA347671A - Ornamental siding material : en fr
  • US1988804A - Adjustable standing boot jack : en
  • US1988929A - Metallurgical furnace gas and method of controlling composition : en
  • US1988990A - Apparatus for simultaneously coating the ends of a number of objects : en
  • US1989065A - Process for preparing diazo-types and light-sensitive layers therefor : en
  • DE608505C - Device for measuring wall thickness : de en
  • FR776326A - Device for detecting the presence of foreign gases or suspended matter in the air : en fr
  • DK49782C - Water meter. : da en
  • US1988528A - Centrifugal amalgamator : en
  • US1988606A - Commemorative gift box : en
  • AT140408B - Process for obtaining ultraviolet and luminous radiation of controllable composition and devices for its application. : de en
  • AT140305B - Sealing of collapsible boats consisting of shell-shaped parts. : de en
  • FI16288A - Penning machines for gas, watts m.m. : en fi
  • CA347726A - Ribbon inking device : en fr
  • US1988512A - Automatic orchard heater igniter : en
  • US1988963A - Bottle handling mechanism : en
  • US1988450A - Finish surface and method of applying same : en
  • DE583468C - Device for stacking work pieces made of paper : de en
  • USRE19431E - Acoustical wall support : en
  • US1988669A - Roof or floor drain : en
  • CA347603A - Detachable rim wheel : en fr
  • DE608413C - Process for the production of monosulfuric acid esters of higher molecular weight aliphatic alcohols or capillary-active products containing their salts : de en
  • DK49785C - Holder device for car headlights. : da en
  • CA347710A - Lubricating oil : en fr
  • AT140309B - Motor vehicle with a roof that can be raised in whole or in part to enlarge the interior. : de en
  • DE608501C - Circular knitting machine : de en
  • FR776489A - Further training in tricycles and other similar vehicles for children : en fr
  • GB423085A - Improvements in and relating to pedestals, more particularly for pit tubs and similar vehicles : en
  • AT140308B - Rigid automatic steering clutch. : de en
  • FR776426A - Single or multi-storey construction : en fr
  • GB423106A - Improvements in or relating to welding : en
  • FR776383A - Burner for gas heating, in particular for air heater for blast furnaces : en fr
  • GB423663A - Improvements in and relating to the production of magnesium sulphate : en
  • CA347657A - Face powder container and puff : en fr
  • DE608579C - Suspension insulator for guy ropes of radio towers or the like. : de en
  • US1988565A - Glass cutting apparatus : en
  • AT140391B - Adding machine. : de en
  • US1988630A - Converted melting pot structure : en
  • DE608330C - Telescopic blowing device for cleaning pipes through which combustion gas flows : de en
  • AT140348B - Liquid fuel firing. : de en
  • US1988635A - Drying means for garment presses and the like : en
  • US1988985A - Manufacture of tanning substances : en
  • US1988558A - Meat mold : en
  • US1988858A - Thermopile : en
  • DE608380C - Equipment for feeding high pressure vessels : de en
  • GB422972A - Improvements in machines for testing hardness of materials : en
  • DE608417C - Circuit arrangement for batteryless sub-exchanges : de en
  • FR776216A - Pressurized fluid switch with extinguishing fluid escape and multiple rupture : en fr
  • FR776488A - Telephone system with high frequency signal transmission : en fr
  • AT140278B - Pyrophoric table lighter. : de en
  • FR776377A - Variable pitch propeller control : en fr
  • GB423007A - Improvements in or relating to trunk and like locks : en
  • FR776237A - Installation for embarkation and disembarkation at sea outside ports : en fr
  • US1989046A - Electrical condenser : en
  • AU1589234A - Improvements in or relating to modulated carrier wave systems : en
  • US1988938A - Copper alloy : en
  • US1988459A - Luminous discharge tube system : en
  • AU1668934A - Improvements in or relating to collars : en
  • US1988703A - Light : en
  • DK49793C - Tape microphone. : da en
  • FR776340A - Servo motor applicable on board vehicles : en fr
  • GB422933A - Improvements in and relating to change-giving machines : en
  • US1988983A - Driving mechanism : en
  • CA347716A - Wheel spring mounting : en fr
  • DE608585C - Block-shaped multiple tool carrier with interchangeable tool holders for rotary benches with a horizontal axis : de en
  • GB422973A - Improvements in apparatus for receiving and selecting modulated electric undulations : en
  • DE608491C - Device for counting draw axles : de en
  • CA347713A - Internal combustion hammer : en fr
  • AT140314B - Vulcanizing apparatus for repairing rubber wheels and other rubber objects. : de en
  • CA347673A - Hot water heater : en fr
  • CA347706A - Resin condensation product : en fr
  • AT140406B - Electric stroking machine. : de en
  • CA347709A - Lubricating oil : en fr
  • AT140304B - Well lining. : de en
  • FR776295A - Concrete or reinforced cement base for wooden posts : en fr
  • US1988789A - Stitch-forming mechanism for sewing machines : en
  • AU1774034A - Improvements in piston head seal for hydraulic brake mechanism : en
  • US1988704A - Process of rectification : en
  • AT140403B - Capacitor. : de en
  • AU1527333A - Improvements in or relating to radio receivers : en
  • AT140402B - Transillumination device for photographic images, in particular X-ray images, negatives or the like. : de en
  • DE608361C - Process for the production of methyl alcohol from carbon oxide : de en
  • AT140355B - Display device for the state of tension of the firing pin in rotary piston closures. : de en
  • CA347612A - Air conditioner : en fr
  • CA347676A - Railway track relay : en fr
  • FR776228A - Lifting mechanism for cranes, traveling cranes, etc., for lifting floating loads, such as seaplanes, floating on rough seas : en fr
  • AT140411B - Inhaler. : de en
  • FR776411A - Tipping device for skip, more particularly applicable to grape pastures : en fr
  • GB423138A - Improvements in and relating to carburettors : en
  • DE608588C - Process and device for the accelerated crystallization of sugar filling masses of all kinds in agitator mashes : de en
  • AU1564933A - Improvements in or relating to electrical oscillating systems : en
  • FR776288A - Brake drum intended primarily for vehicle wheels : en fr
  • GB423036A - Braun tube : en
  • GB423149A - Improvements relating to sorting or grading machines : en
  • US1988440A - Automatic automotive transmission gearing : en
  • FR776412A - Kit for cleaning, toiletries and other similar items : en fr
  • GB423147A - Improvements in hoisting and traversing apparatus : en
  • DE608383C - Liquid to prevent the desulphurisation of rubber sheets in offset machines : de en
  • DE608425C - Rod lifter for mowing machines with lifting rods which are rotatably mounted on a forcibly driven carrying wheel and controlled by a fixed curve : de en
  • DE608322C - Ratchet wheel clutch on typing, calculating and similar machines : de en
  • US1988740A - Purifying propane : en
  • US1988995A - Spring support for road guards : en
  • DE608403C - Cinematographic recording device with spring mechanism drive : de en
  • FR776477A - Non-sticky thickening substance : en fr
  • FI16279A - Suction hat : en fi
  • FR776406A - Improvements to calculating machines : en fr
  • GB423006A - Improvements in stock drenching instrument : en
  • AU1871134A - Improvements in or relating to closures for bottles andother containers : en
  • CA347780A - Lubricating device : en fr
  • DE608589C - Process for processing stiff fold-up collars : de en
  • DE608329C - Device for operating an electric light tube on high voltage : de en
  • GB423009A - Improvements in or relating to vanity cases or boxes : en
  • FR776440A - Improvements to machines for nailing heels or other parts of shoes : en fr
  • GB423078A - Improvements in or relating to resistance holders for use with electric incandescent lamps : en
  • GB423063A - Improvements relating to the manufacture of milk powder : en
  • FR776344A - Process for the preparation of gasoline having a high anti-knock value : en fr
  • AT140432B - Circuit arrangement for mains operated devices. : de en
  • DK49791C - Dowel sleeve for attaching iron or steel rails to a wooden base. : da en
  • FR776491A - Variable speed transmission mechanism : en fr
  • FR776481A - Fixing device for electric discharge tubes : en fr
  • GB422947A - Improvements in or relating to a method of and apparatus for use in the manufacture of glass tubes, rods and the like : en
  • US1988794A - Ore separator : en
  • US1988775A - Balanced control mechanism : en
  • DE608440C - Transmitter arrangement for blind landing of aircraft : de en
  • GB422940A - Process of producing cosmetic salves or basic substances for salves : en
  • GB423137A - Improvements in electric motor generators : en
  • DE608436C - Loading device for ovens for annealing thin sheets : de en
  • FI16286A - Pendulum scale : en fi
  • FR776215A - Process for the sterilization of liquids, in particular milk, by electrical means : en fr
  • FR776324A - Playing card dispenser device : en fr
  • FR776438A - Ribbons stamp : en fr
  • CA347683A - Transformer : en fr
  • DE608372C - Winch equipped with a return drum, especially for agricultural lifts : de en
  • AT140428B - Oscillator tube circuit. : de en
  • AT140430B - Temperature-independent oscillating circuit. : de en
  • GB423056A - Improvements in and relating to bearings and their lubrication : en
  • FI16312A - Anordning vid vattenklosetter : en fi
  • US1988780A - Sole treating machine : en
  • US1988853A - Flash light : en
  • US1988907A - Valve device for use with a hot water supply : en
  • DE608426C - Roller bearing : de en
  • FR776253A - Stopper for telescopic legs for cameras and other applications : en fr
  • FR776402A - Process for making films with protruding frames for reflection cinematographs : en fr
  • GB423126A - Improvements relating to the fuel injectors of compression ignition oil engines : en
  • DE608242C - Process for generating propellant gases for propelling vehicles by means of reaction effects : de en
  • US1988643A - Automatic control apparatus : en
  • US1989005A - Solutions of fibroin : en
  • DE608320C - Process for the production of amalgam printing forms : de en
  • US1988668A - Coupling organization for rods and like elements : en
  • DE608392C - Device for cutting off the upper end of an endless glass ribbon : de en
  • US1988805A - Method and machine for making filter plugs or wads for cigarettes : en
  • DE608560C - Bogie, especially for vehicles and trailers : de en
  • FR776294A - Stabilizer for motor cars or other vehicles : en fr
  • FR776309A - Further development of the type of forward-steering automobile chassis : en fr
  • US1988574A - Method and apparatus for making hollow glass articles : en
  • DE608365C - Process for the preparation of regulinic ferroboron : de en
  • US1988505A - Light sensitive tube : en
  • US1989055A - Harness for cross weaving : en
  • US1988733A - Transformer : en
  • DE608348C - Wheel rim for steering handwheels of motor vehicles, airplanes and the like. like : de en
  • AT140333B - Device for the production of cigarette packets. : de en
  • CA347711A - Elastic textile product : en fr
  • US1989035A - Apparatus for cleaning oil wells : en
  • US1988707A - Piston expander : en
  • US1988950A - Machine for manufacturing cable : en
  • AT140396B - Facility for the treatment of the extremities. : de en
  • CA347718A - Seamless diaphragm : en fr
  • US1988953A - Combination permanent hair waving and curling apparatus : en
  • AU1592534A - Improvements in apparatus for dipping grapes and the like : en
  • AT140382B - Swimsuit. : de en
  • DE608473C - Self-excited direct current generator for arc welding : de en
  • AT140264B - Drum dryer. : de en
  • US1989030A - Dispensing system for volatile liquids : en
  • GB422890A - Tie stretcher : en
  • DE608586C - Device for the continuous gluing of blanks with Ausfuetterungsblaätze for folding boxes o. The like. : de en
  • US1988601A - Jack : en
  • US1988899A - Stocking and method of knitting same : en
  • CA347739A - Heterodyne radio receiving system : en fr
  • AT140319B - Floatable flap weir. : de en
  • AT140284B - Automatic central buffer coupling for vehicles, in particular railway vehicles. : de en
  • AT140398B - Process for the sterilization of catgut using halogens. : de en
  • FR776330A - Improvements to vacuum cleaning devices : en fr
  • FR776453A - Indirectly operated safety valve : en fr
  • AU1823734A - Correction of clerical errors : en
  • DE608300C - Starter carburetor : de en
  • GB422931A - Improvements relating to broadcasting and re-diffusion or re-broadcasting systems : en
  • FR776380A - Improvements in the manufacture of ethyl alcohol from ethylene and ethylene from ethyl alcohol : en fr
  • FR776428A - Method and device for dry shaving with a movable blade : en fr
  • US1988751A - Handle protector : en
  • AU1592334A - Improvements in or relating to edge setting or other edge finishing machines : en
  • US1988718A - Musical instrument case : en
  • US1988600A - Safety device for oil and fuel pipes : en
  • DE608594C - Device for inductive transmission of a line signal to the moving train : de en
  • US1988443A - Lubrication : en
  • US1988748A - Clutch : en
  • AT140299B - Spring-loaded wagon wheel made of metal. : de en
  • US1988451A - Blank-making : en
  • US1988851A - Burner : en
  • CA347727A - Telephone system : en fr
  • US1988573A - Insect destroying implement : en
  • US1988636A - Transmission mechanism : en
  • AT140310B - Concrete pavement. : de en
  • AT140450B - Drive belt. : de en
  • CA347724A - Carbureter : en fr
  • CA347703A - Vaporizing device for liquefied gases : en fr
  • GB423019A - Improvements in kinematograph apparatus : en
  • AT140324B - Electric joint light. : de en
  • AT140418B - Space-saving footrest. : de en
  • CA347741A - Electronic tone control : en fr
  • AT140321B - Anti-skid chains for automobile tires. : de en
  • US1988825A - Floor mat construction : en
  • US1988838A - Steel reenforced fiber container : en
  • US1988887A - Work holder : en
  • US1988755A - Diaphragm for model passenger cars : en
  • CA347748A - Weighing machine : en fr
  • FI16302A - Skumsläckare : en fi
  • GB423127A - Improvements in traffic lane or road markers : en
  • USRE19434E - Method of treating rubber latex : en
  • CA347736A - Radio receiver : en fr
  • GB446249A - Improvements in or relating to electricity meters : en
  • CA347734A - Volume control for amplifiers : en fr
  • AT140413B - Process for the manufacture of separators for electrical collectors. : de en
  • AU2013334A - Process for finishing leathergoods, particularly boots and shoes : en
  • US1988436A - Method of manufacturing footwear : en
  • US1988988A - Game playing board : en
  • US1989037A - Thickness gauge : en
  • CA347691A - Network system of distribution : en fr
  • CA347738A - Push-pull amplifier control : en fr
  • AT140300B - Freewheel device for motor vehicles. : de en
  • US1988700A - Electrically-operated audible signal device : en
  • DE608359C - Rotary suction cell disc filter : de en
  • AT140395B - Process for reusing the centerless bulbs or bulbs of burned out electric light bulbs. : de en
  • US1988753A - Process for preparing lubricating oil dye stock : en
  • AT140446B - Internal combustion engine. : de en
  • CA347643A - Wall metal frame : en fr
  • DE608500C - Circular knitting machine with thread guides : de en
  • FI16275A - Anordning vid sparkokplattor för spishällar : en fi
  • CA347753A - Couch or chair arm : en fr
  • CA347732A - Radio receiving circuit : en fr
  • DE608445C - Box armchair bed : de en
  • DE608572C - Device for controlling the movements of vehicle toys by lever pulls from a distance while driving : de en
  • CA347754A - Electric conductor flaw detector : en fr
  • CA347770A - Windshield wiper blade and arm : en fr
  • CA347790A - Gramophone record : en fr
  • AT140423B - Electric lamp. : de en
  • US1988494A - Heat exchanger : en
  • US1989025A - Attachment for poultry batteries : en
  • AT140367B - Installation on photographic apparatus. : de en
  • AT140405B - Device with one or more electric discharge tubes filled with vapor. : de en
  • AT140439B - Waterproof storage bag for bathing purposes. : de en
  • AU1597034A - Process of and apparatus for distillation of magnesium : en
  • US1988957A - Diaphragm valve : en
  • US1989001A - Key ring assembly for key chains : en
  • US1988756A - Agricultural digging machine : en
  • US1989003A - Method of testing materials : en
  • AT140303B - Multi-axis bogie for rail vehicles. : de en
  • DE608494C - Resistance with a high negative temperature coefficient : de en
  • DE608497C - Method for locating line masts with defective insulators : de en
  • FR776361A - Process for manufacturing rubber articles from aqueous dispersions : en fr
  • US1988951A - Vacuum cleaner : en
  • AT140260B - Strapless ski binding. : de en
  • US1988537A - Electric welding machine : en
  • AT140410B - Diathermy apparatus with extinguishing spark gaps. : de en
  • AT140295B - Override switching with no or the same rail potential. : de en
  • US1988809A - Temperature control system : en
  • DE608427C - Lens shutter with light meter : de en
  • GB423065A - Improvements in or relating to the preparation and treatment of textile materials : en
  • DE608461C - Shaft drive for hand looms : de en
  • FI16277A - Anordning vid förbränningsanordningar för flytande bränsle : en fi
  • GB422885A - Improvements in screw propellers : en
  • AU1556333A - Improvements in and relating to boiling and cooking vessels and heating medium control apparatus : en
  • US1988891A - Method of producing photographs in two or more colors : en
  • AT140277B - Mounting bracket for ice skates. : de en
  • AT140254B - Adjustable toe cheeks for skis. : de en
  • CA347759A - Dry cleaning apparatus : en fr
  • AT140297B - Device to compensate for vibrations, especially with Schillen. : de en
  • USD94395S - Design fob an instrument panel : en
  • US1989029A - Tuft pile fabric loom : en
  • AT140294B - Device for driving on railways by road vehicles. : de en
  • CA347645A - Pulp water removing machine : en fr
  • US1988481A - Preparation of ketones : en
  • US1988936A - Automatic commodity handling system : en
  • US1988731A - Process of treating hydrocarbon oils : en
  • US1988788A - Chair : en
  • US1988869A - Apparatus for hardening hack-saw blades and the like : en
  • CA347730A - Screen grid circuit : en fr
  • GB423038A - A method of applying a wear-resisting surface to a piston or piston bull ring : en
  • FI16305A - Lifebelt : en fi
  • US1988997A - Comb cleaning machine : en
  • FI16259A - Sovsäck jämte förfaringssätt för framställning av dylik : en fi
  • FR776358A - Method and apparatus for spraying an extinguishing liquid : en fr
  • FR776416A - Improvements to vehicle chassis : en fr
  • GB423139A - Improvements in and relating to the protection of the cathodes of thermionic valves : en
  • CA347630A - Eraser holder : en fr
  • US1988454A - Inking mechanism for printing machines : en
  • US1988548A - Liquid heater : en
  • US1989042A - Nitrogenous polymerization : en
  • AU1614534A - Improved process forthe preservation of meat, cheese andthe like : en
  • CA347704A - Camera film spool : en fr
  • CA347708A - Chlorinated rubber : en fr
  • DE608480C - Process for the preparation of a mixture of decaffeinated coffee and a coffee substitute : de en
  • GB422945A - Improvements in or relating to bearings for rolling mills and the like : en
  • GB423102A - Tunnel oven for cooking products by indirect heating : en
  • US1988623A - Fountain pen : en
  • US1988835A - Process for breaking petroleum emulsions : en
  • GB423004A - Improvements in and relating to power conversion systems : en
  • USD94399S - Design fob a shoe : en
  • AT140311B - Striking tool operated by an internal combustion engine. : de en
  • FI16295A - Rat gear : en fi
  • GB422853A - Improvements in ventilator devices : en
  • GB423121A - Improvements in or relating to electrical apparatus for ringing bells and the like : en
  • USD94392S - Design for a temple member for spec : en
  • GB422869A - Improvements in electric discharge devices : en
  • IS80B6 - Method for preserving raw materials : en is
  • GB423144A - Improvements relating to stop valves : en
  • GB423136A - Improvements in and relating to heels : en
  • FR776413A - Device for the mechanical fixing of the bases and heads of insulators : en fr
  • GB422895A - Improvements in or relating to foot brakes for pedal propelled cycles : en
  • US1988567A - Cable terminal for battery posts : en
  • US1988956A - Snap action valve mechanisms : en
  • US1989049A - Card handling mechanism : en
  • DE608499C - Flat weft knitting machine : de en
  • USD94389S - Design for a wheel body : en
  • CA347609A - Articulated joint : en fr
  • GB423162A - Improvements in centrifugal bowl provided with sludge valves : en
  • US1988699A - Glass gathering and forming machine : en
  • US1988594A - Wheel brake construction : en
  • US1989004A - Purification of gases : en
  • DE608408C - Acceleration-free drive for polygonal pulleys of bucket chain excavators or similar devices : de en
  • US1988486A - Photoelectric web-registering device : en
  • US1988918A - Yarn beaming machine : en
  • DE608528C - One-piece, cradle-like cap shoe for the iron pit lining : de en
  • AT140307B - Device for fastening vehicle wheels to their carrier. : de en
  • US1988484A - Colored rubber product and method of making same : en
  • US1988984A - Sight for antiaircraft machine guns : en
  • FR776257A - Improvements to electrical switches : en fr
  • FR776463A - Provision for automatic adjustment of the indicating device and the charge checking device for prepaid telephones : en fr
  • US1988472A - Signaling system : en
  • GB423011A - Improvements in pumps : en
  • US1988539A - Double acting automatic draft control device : en
  • GB423015A - Improvements in or relating to the manufacture of threads, strings, bands, films and the like from elastin- and collagen-containing materials : en
  • FR776424A - Safety razor enhancements : en fr
  • US1988652A - Oil seal : en
  • US1988507A - Box lidding machine : en
  • US1988659A - Heat exchange apparatus : en
  • CA347712A - Fire door : en fr
  • US1988510A - Underfeed stoker : en
  • US1988727A - Sealing system for reciprocating members : en
  • DE608454C - Parachute buckling equipment : de en
  • DK49774C - Hair wave pillow. : da en
  • FR776418A - Blower for machines moving fluids in opposite directions : en fr
  • DE599302C - Process for generating cold with the help of a foamy circulating refrigerant : de en
  • DE608498C - Quotient relays, especially distance relays : de en
  • FR776312A - Roulette game : en fr
  • FI16272A - Salva mot illaluktande transpiration : en fi
  • AT140378B - String bridge arrangement for electric musical instruments. : de en
  • DE608524C - Release device for spindleless Koetzerspulmaschinen : de en
  • FI16300A - Tryckpapper och förfaringssätt för dess framställning : en fi
  • GB422946A - Improvements in apparatus for capturing insects : en
  • US1988846A - Phonograph : en
  • DE608291C - Phase break relay : de en
  • DE608457C - Grinding machine for flat grinding of helical springs on both sides : de en
  • DE608552C - Electric heating device for roasting and baking ovens in stoves heated with gas or fuel : de en
  • FR776241A - Device for connecting auxiliary devices to automobile engines : en fr
  • GB422883A - Improvements in or relating to thermostatic electrical switches : en
  • GB423134A - Improvements relating to spring mountings for wheels : en
  • GB423148A - Improvements in or relating to a method of and apparatus for use in the manufacture of glass tubes, rods and the like : en
  • US1988637A - Fire extinguisher : en
  • US1988689A - Latch mechanism for switch cabinet doors : en
  • GB422939A - Improvements in apparatus for cleaning pipes : en
  • GB422841A - A method of and preparation for producing a radio-active aqueous bath : en
  • CA347631A - Dividing engine : en fr
  • DE608362C - Process for the preparation of wetting agents, cleaning agents and dispersants : de en
  • US1988912A - Chill cast iron alloy : en
  • US1988939A - Sanitary tissue dispensing and receiving device : en
  • DE608506C - Control gauge for checking the right-angled position of attachment surfaces of a workpiece : de en
  • GB422891A - Improvements in or relating to apparatus for maintaining high vacua : en
  • GB423092A - Improvements in or relating to electron discharge devices : en
  • US1988608A - Zinc smelting : en
  • US1989002A - Apparatus for stringing tennis rackets : en
  • FR776334A - Machine for bleaching, staging green fodder, binding stems when dry, as well as bundling and binding dry fodder : en fr
  • US1989064A - Cigarette and cigar lighter : en
  • FR776499A - Liquid dispenser with measuring bowl and insulating container : en fr
  • US1988770A - Tool for cutting surfaces of revolution : en
  • DE608526C - Automatic control device for the feed in of centrifugal machines : de en
  • DE608576C - Process for the production of mixed fertilizers : de en
  • DE608448C - Process for repairing broken pipes : de en
  • US1988697A - Telephone holder : en
  • GB422842A - Improvements in or relating to road-making and-repairing apparatus : en
  • FR776483A - Shoe laces clasp : en fr
  • GB422868A - Improvements in electrode furnaces adapted for use as salt bath furnaces : en
  • US1988584A - Homogeneous composition and process for making the same : en
  • US1988682A - Fur pointing machine : en
  • FR776327A - Protective mask : en fr
  • FR776471A - Device for measuring the inclination of a movable member : en fr
  • DE608597C - Arrangement to protect a three-phase line in the event of short circuits and double earth faults : de en
  • FR776360A - Attachment hook for bracelets, watch straps, etc. : en fr
  • GB422889A - Improvements in scales for measuring lengths : en
  • US1988706A - Process for dewaxing oils : en
  • US1988778A - Yarn package lacing : en
  • US1988570A - Magneto rotor construction : en
  • FR776353A - Dispensing device for milk and any liquid in general : en fr
  • GB422886A - Improvements in or relating to four cylinder rotary offset machines : en
  • GB422896A - Improvements in and relating to elastic fluid turbine buckets : en
  • GB423055A - Process for producing fast tints on the fibre : en
  • US1988944A - Movable abutment for container vehicles : en
  • US1989019A - Agitator : en
  • US1988799A - Manufacture of manganese dioxide : en
  • US1988793A - Process for the production of lubricating oil : en
  • DE608541C - Process for printing rayon from regenerated cellulose and animal fibers with dyes containing complexed metal : de en
  • DE608577C - Fire-resistant, machinable iron alloy with a high electrical resistance, especially suitable for the production of electrical resistors : de en
  • AT140354B - Dust cover for rifles. : de en
  • CA347702A - Gas dispensing apparatus : en fr
  • US1988514A - Method of shipping sheet metal : en
  • AT140415B - Dial drive device. : de en
  • AT140404B - Tooth backplate. : de en
  • DE608574C - Impeller turbine or pump with moving blades and an impeller servo motor built into the shaft : de en
  • FR776385A - Process for extracting volatile products contained in gases : en fr
  • FI16260A - The provisions of this Regulation are specific : en fi
  • FR776289A - Control device for railway vehicle brakes and other applications : en fr
  • US1988773A - Reclaiming used lubricating oils : en
  • GB422870A - Improvements in vapour electric arc converters : en
  • FI16299A - Förfaringssätt för behandling av avfallslut vid framställning av pappersmassa : en fi