• US2310247A - Window : en
  • US2310297A - Cigarette making machine : en
  • US2310373A - Attachment for milling machines to facilitate precision reproduction or duplication of articles or templates : en
  • US2310837A - Petroleum distillation : en
  • DE731517C - Multiplier for calculating machines, cash registers and the like like : de en
  • FI19492A - Förfaringssätt för limning eller bestrykning av papper ochör framställning av papper, karton ell Papp med en för tryckning särskilt hotplig yta : en fi
  • DE731350C - Conductor holder : de en
  • US2310726A - Lipstick device : en
  • US2310888A - Synchronized saw-tooth current generator : en
  • USD135010S - Design for a hat : en
  • US2310465A - Carton and tray therefor : en
  • CA410513A - Refrigerating system : en fr
  • DE731425C - Process for the production of water-soluble anthraquinone dyes : de en
  • GB551185A - Improvements in or relating to typographical slug casting machines : en
  • US2310335A - Electrical apparatus : en
  • US2310659A - Recovery of low-boiling organic compounds from coke oven byproducts : en
  • US2310534A - Incubating and hatching tray and cage : en
  • US2310397A - Method of packing wells : en
  • US2310684A - Inductive winding : en
  • US2310508A - Mop : en
  • US2310404A - Apparatus for the production of molded articles : en
  • US2310516A - Valve : en
  • US2310367A - Undergarment : en
  • US2310474A - Manufacture of glass tubing : en
  • CA410506A - Dress form : en fr
  • DE731455C - Lighting device for toy theater : de en
  • CA410512A - Electrical terminal and connector : en fr
  • CA410574A - Textile material processing : en fr
  • GB551106A - Arrangement for the driving of printing presses in order to maintain a constant stress in the web : en
  • GB551181A - Improvements in bearings : en
  • FR879091A - Device for determining the instant of formation of the ignition flame of fulminating capsules, detonators, etc. : en fr
  • DE731756C - Process for removing foam : de en
  • DE731563C - Die setting and line casting machine with a device used to fill in or center short lines : de en
  • FI19485A - Anordning vid för girindikatorer avsedda libeller : en fi
  • GB551187A - Improvements in electrical signalling systems : en
  • GB551241A - Improvements relating to jacketted containers : en
  • US2310310A - Transmission gearing : en
  • FR878862A - Process for improving panels of plywood or synthetic materials or the like : en fr
  • US2310722A - Photograph album : en
  • DK60588C - Roller carrier for bicycles. : da en
  • FR878920A - Improvements in the construction of ultra-high frequency electron tubes : en fr
  • DE731615C - Direction finder : de en
  • CA410568A - Hydraulic transmission mechanism : en fr
  • US2310853A - Antenna : en
  • FR878954A - label to be affixed to textile articles to indicate the price and / or other designations : en fr
  • US2310914A - Apparatus for operating on wire stock : en
  • USD134999S - Design fob a scarf or similar article : en
  • DK60571C - Ventilation device for waterproof garments. : da en
  • FR878938A - Method for controlling the traffic of transmitted and received communications applicable to aircraft flight safety and installation for its implementation : en fr
  • CA410579A - Dyestuff of the naphthophenosafranine series : en fr
  • US2310250A - Coupling : en
  • US2310686A - Game : en
  • US2310457A - Manufacture of cellular bodies : en
  • US2310553A - Ingot mold : en
  • US2310420A - Container : en
  • USD135008S - Vegett : en
  • DE731605C - Closed condensation water pot : de en
  • DE731407C - Support sliding bearings for high-speed centrifugal machines, especially steam or gas turbines : de en
  • FR879004A - Brake especially for bicycle rear wheel : en fr
  • DE731654C - Sole glue press : de en
  • GB551095A - Improvements in or related to gas waterheaters : en
  • GB551184A - Improvements relating to prepayment meters : en
  • US2310312A - Window sash lock : en
  • DE731480C - Amplifier with adjustable negative feedback : de en
  • FR879052A - Auxiliary device intended to facilitate the coupling of vehicles with automatic coupling by axial buffers : en fr
  • GB551220A - Improvements in or relating to the thermal deposition of metals in a vacuum : en
  • DE693133C - l. : de en
  • DE731572C - Welding transformer : de en
  • FR878939A - Wooden pipe for gaseous fluids : en fr
  • FR879075A - Shoe : en fr
  • US2310329A - Flexible coupling : en
  • GB551168A - Improvements in and connected with the propulsion of boats, rafts and the like : en
  • FR878868A - Improvements in processes for manufacturing zinc alloy castings : en fr
  • GB551209A - Rectifying contact detector systems for very short electric waves : en
  • DE731495C - Control device for high-compression gas machines with ignition by injecting a small amount of Zuendoel : de en
  • FR879022A - Device for supplying combustion or explosion engines with vegetable oils : en fr
  • FR878899A - Backlash take-up device, in particular for controlling the hob in gear hobbing machines : en fr
  • FR879053A - Process for softening, brightening, gluing and finishing fibrous materials of natural or regenerated cellulose : en fr
  • GB551201A - Improvements in or relating to means for playing a game : en
  • US2310315A - Sodium sulphate flotation : en
  • US2310490A - Coupling : en
  • US2310643A - Supercharged, compression-ignition, internal combustion engine : en
  • USD135017S - Coil purveying stand : en
  • US2310419A - Varnish : en
  • US2310653A - Rotary engine : en
  • FR879034A - Powerline transmission system : en fr
  • GB551225A - Improved means for fixing roofing tiles or sheets : en
  • US2310384A - Apparatus for treating metal articles : en
  • DE731669C - Method and device for the manufacture of fire lights : de en
  • US2310620A - Dusting machine : en
  • US2310416A - Bracket : en
  • DE731244C - Process for the production of photographic images : de en
  • US2310770A - Adjustable rack : en
  • AU433042A - Ultrashort wave system : en
  • FR878949A - Process for ensuring the progress of tube blanks in pilgrim pitch rolling mills : en fr
  • GB551099A - Improvements in or relating to air-gas mixing chambers for internal combustion engines operating on producer gas : en
  • FR878903A - Device for mounting and fixing lathes and similar components : en fr
  • USD134991S - Design for a barometer : en
  • FR878970A - Device for starting and running dry gas turbines with continuous combustion and air cooling : en fr
  • GB551114A - Improvements in or relating to fluid pressure systems : en
  • GB551159A - Improvements in or relating to apparatus for producing fluid pressures responsive tochanges in a variable : en
  • US2310687A - Hair treating composition : en
  • DE731354C - Valve closure for gas-fired large-scale ovens : de en
  • DE731382C - Cushioning, especially for motor vehicles : de en
  • US2310842A - Tieback holder : en
  • DE731545C - Device to secure landing flaps against overload : de en
  • GB551104A - Improvements in paper feeding means for typewriting machines : en
  • DE731546C - Connection fitting on an aircraft component : de en
  • DE731700C - Device for the detection of an electromagnetic, ultrashort wave reflecting object : de en
  • US2310453A - Automobile heater : en
  • US2310663A - Production of alkylated phenols : en
  • DE731606C - Clamping chuck for Zereisenstifte in ironing gas lighter : de en
  • US2310504A - Control device : en
  • US2310537A - Apparatus for handling glass tubing : en
  • US2310526A - Rock rooter plow : en
  • FR878880A - Improvements to wood carbonization furnaces : en fr
  • FR878884A - Improvements to gas outlets in gasifiers : en fr
  • DE731343C - Circulation process for the production of finely divided silica : de en
  • FR878910A - Process for removing low carbonic acid content from air or any gas mixture for the cold treatment of air or gas mixtures at temperatures below the freezing point of carbonic acid : en fr
  • US2310272A - Method of treating a product pro : en
  • US2310714A - Gooseneck for containers : en
  • US2310867A - Coating composition : en
  • US2310896A - Frequency modulaton receiver : en
  • FR878960A - Improvements in devices intended for the transformation of wavelengths, in particular very short waves : en fr
  • GB551083A - Improvements in or relating to optical objectives : en
  • FR878967A - Manufacturing process of a cleaning product : en fr
  • FR878905A - Device for re-superheating steam in prime movers : en fr
  • DE731472C - Drainage device for water posts : de en
  • AU546742A - Improvements in valves for tractor tyres, tubes andthe like and method of making thesame : en
  • DE731720C - Shaft door locking device when opening : de en
  • DE731721C - Formwork scaffolding, primarily for concrete walls : de en
  • US2310417A - Pneumatic ticket sending and receiving valve : en
  • CA410567A - Pentamethyleneoxide compound and pentamethylenesulphide compound : en fr
  • US2310413A - Collapsible tube filling and sealing machine : en
  • US2310424A - Luminescent composition and method of producing the same : en
  • US2310499A - Garment carrying folder : en
  • US2310561A - whitfield : en
  • US2310597A - Carriage type weight indicator : en
  • US2310713A - Control system : en
  • DE731488C - Method for measuring static charges of small capacities with high vacuum amplifier tubes : de en
  • DE731362C - Forest protection agent against predatory game : de en
  • FR878886A - Filing device for grouping mail to be sent and duplicates to be filed : en fr
  • FR878851A - Improvements to gas generators : en fr
  • GB551177A - Improvements in temperature-responsive devices : en
  • FR879085A - Process for preparing carboxylic acids by catalytic oxidation of ketones : en fr
  • US2310305A - Method and means for purifying lubricants : en
  • US2310824A - Orthopedic appliance : en
  • DE731530C - Selection mechanism for type printing telegraph apparatus : de en
  • DE731641C - Light sealant for lining slots on light-tight packs, cassettes and storage containers : de en
  • US2310630A - Method of polymerizing and cracking petroleum hydrocarbons : en
  • US2310873A - Quaternary ammonium compound : en
  • DE722882C - Device for cooling or heating photographic baths in bowls : de en
  • US2310449A - Age resisting rubbery material and method of making : en
  • DE731570C - Method for the precise setting of the voltage consumption of a discharge vessel, in particular a mercury overpressure vapor lamp with vapor filling which is overheated during operation : de en
  • US2310322A - Lawn rake : en
  • CA410541A - Electro-acoustical apparatus : en fr
  • US2310242A - Zirconium oxide opacifier and method of making same : en
  • CA410482A - Photographic print drying frame : en fr
  • US2310799A - Pest control composition : en
  • DE731394C - Arrangement for the secret transmission of messages : de en
  • DE731543C - Process for the production of condensation products from urea, formaldehyde and aromatic amines : de en
  • DE731544C - Heat meter : de en
  • US2310614A - Weighing apparatus with overhead dial unit : en
  • USD135002S - Design for a textile fabric : en
  • DE731344C - Heat exchanger with heat conduction grids continuously formed from wire : de en
  • US2310739A - Fuel supply and carbureting system for internal combustion engines : en
  • FR51595E - : fr
  • FR879032A - Further development of mills, dryers and similar rotating drum machines : en fr
  • DE696022C - Method and device for producing knotted carpets : de en
  • GB551195A - Improvements in or relating to method of and machine for honing hollow articles : en
  • US2310379A - Lather making apparatus : en
  • US2310827A - Bag clamp : en
  • US2310905A - Electrical switching apparatus : en
  • DE731610C - Inlet regulator for circulating steam heating, especially of railway vehicles : de en
  • FR879047A - Automatic firearm : en fr
  • US2310240A - Flotation of ores : en
  • US2310450A - Fillerstractor : en
  • US2310670A - Lubricant composition : en
  • DE731467C - Method for measuring the viscosity of at least two-phase systems, one phase of which is liquid : de en
  • DE731626C - Device for changing the valve times in radial engines : de en
  • DE731486C - Arrangement for keeping an alternating current constant : de en
  • DE731598C - Paint container for paint and spray equipment : de en
  • DE712505C - Process for the splitting or pressure hydrogenation of carbonaceous substances : de en
  • US2310460A - Tobacco supplying means for cigarette machines : en
  • US2310901A - Closing ring : en
  • GB551229A - An improved flower pot : en
  • US2310750A - Windshield wiper motor : en
  • AU116505B2 - Improved apparatus forthe distillation of oil-shales and like carbonaceous materials : en
  • US2310273A - Projector : en
  • FR878993A - Process for the preparation of halogenated androstan-diones in the a ring : en fr
  • US2310345A - Collapsible chair : en
  • US2310435A - Method of and apparatus for gas analysis : en
  • USD134995S - Design for a flag stand : en
  • DE731556C - Drive for moving loads, especially locking bodies in hydraulic engineering systems : de en
  • US2310251A - Expansible chute : en
  • US2310320A - Sewing machine : en
  • US2310485A - Faucet : en
  • DE731506C - Device for regulating the cooling water supply in refrigeration machines : de en
  • DE731723C - Injection molding machine for thermoformable materials : de en
  • US2310841A - Device for fabricating pump impellers : en
  • FI19482A - Self-acting coupling device for screw chairs or other similar height adjusters : en fi
  • FR879097A - Tanning process, and skins conforming to those obtained by this process : en fr
  • US2310851A - Apparatus for making laminated strips : en
  • US2310511A - Directionally responsive alternating current tachometer : en
  • FI19479A - Electron circuit with secondary remission electrodes : en fi
  • FR878986A - Single pole machine with liquid-cooled rings or wiper surfaces : en fr
  • FR878999A - Internally cooled turbine blade : en fr
  • DE731398C - Flow meter for liquids with temperature correction : de en
  • GB551078A - Improvements in or relating to tyre-carrying rims : en
  • US2310266A - Rotor brake : en
  • DE731421C - Spring-loaded return device for hand switches with one middle and two end positions : de en
  • FR879039A - Process for preparing secondary and tertiary aromatic amines : en fr
  • GB551190A - Improvements relating to screw cutting gear and control apparatus for use on horizontal boring machines : en
  • US2310359A - Cord assembly, particularly for parachutes : en
  • US2310662A - Electrode spacer : en
  • DE731534C - Telex receiver : de en
  • DE731070C - Shaving brush : de en
  • US2310590A - Method of forming metal shot : en
  • GB551112A - Improvements in or relating to optical objectives : en
  • DK60580C - Procedure for the manufacture of articles, in particular dentures, of synthetic resins of the class of polymerization resins. : da en
  • FR878863A - Gap filter for cleaning liquids : en fr
  • FR879009A - Device for electrical measurement of torque by variation of an inductive resistance : en fr
  • US2310823A - Feed stop : en
  • US2310432A - Composite building unit : en
  • GB551215A - Improvements in and relating to the construction of cracking plants and the like : en
  • US2310464A - Carton and tray therefor : en
  • US2310648A - Knife : en
  • US2310291A - Geochemical prospecting : en
  • US2310488A - Blast cleaning apparatus : en
  • US2310579A - Cutting tool : en
  • US2310371A - Photographic material containing envelope : en
  • US2310615A - Axle puller : en
  • US2310906A - Evaporator : en
  • US2310270A - Tank : en
  • US2310274A - Apparatus for burning liquid fuel : en
  • FR879023A - Electrical contact member mounted so as to be movable in a support : en fr
  • GB551217A - Improvements in or relating to methods of securing together ends of photographic film or like light sensitive strip : en
  • US2310445A - Perforated record card : en
  • US2310778A - Cab for fireless locomotives : en
  • US2310744A - Pipe joint : en
  • DE731673C - AC switchgear with synchronously controlled, mechanically moved contacts : de en
  • DE731399C - Start-up switching device for fuel pumps in internal combustion engines that can be operated with a single movement : de en
  • CA410476A - Armoured electric cable : en fr
  • CA410528A - Radio receiver resonant absorption reducing device : en fr
  • FR879041A - Telecommunications cables for deep seas : en fr
  • FR879070A - Improvement of flexible or articulated wooden soles : en fr
  • FR878864A - Gap cleaning device for interstice filters : en fr
  • GB551151A - Improvements in collapsible tubes : en
  • DE731386C - Asbestos bodies : de en
  • FR878917A - Improvements to electric soldering irons : en fr
  • FR879006A - All wood base : en fr
  • GB551125A - Improvement in charge forming device for internal combustion engines : en
  • FR879066A - Frame for baking trays or rotisseries, for baking or roasting in the roasting oven : en fr
  • DE731406C - Method for determining the degree of salinization in steam turbines : de en
  • GB551116A - Improvements in or relating to photographic elements for use in colour photography : en
  • DE731592C - Device for mechanical locking of a pivotable aircraft landing gear : de en
  • US2310883A - Circuit arrangement with secondary emission electron multipliers : en
  • US2310243A - Horn for loud-speaker : en
  • US2310484A - Method of producing gears : en
  • DK60585C - Lubrication device at Combustion Engine Valve Guide Rods. : da en
  • GB551127A - Method of producing laminated materials : en
  • US2310589A - Signal interrupting means for audiometers : en
  • CA410571A - Drilling apparatus : en fr
  • FR878897A - Apparatus for the preparation of acetone : en fr
  • GB551124A - An arrangement in plate heat exchangers : en
  • GB551134A - Improvements in and relating to means for registering or counting vehicles such as railway wagons passing a fixed point : en
  • US2310391A - Absorptive mold lining : en
  • US2310672A - Window closure : en
  • GB551154A - Improvements in or relating to the production of stable histaminase preparation and process of making it : en
  • US2310481A - Two-way trunk circuit : en
  • FR878998A - Removable hutch : en fr
  • FR878975A - Trough-shaped vessel for carrying out reactions between amalgams and solutions : en fr
  • DE731502C - Outlet piece for rotary sprinklers, e.g. in gas washers : de en
  • DK60582C - Hot water heating system with forced Omlob. : da en
  • DE731119C - Process for converting unstable salt mixtures into stable form : de en
  • DE731724C - Cash register : de en
  • FI19489A - A pumping device for pumping lubricating oil into the cylinders of an engine driven by a generator gas : en fi
  • GB551223A - Improvements in or relating to hydraulic transmission apparatus : en
  • DE731496C - Joint formation for piston rings with angled cross-section : de en
  • GB551173A - Improvements in and relating to power presses : en
  • US2310439A - Adjustable display stand : en
  • GB551080A - Improvements in and relating to processes of and apparatus for effecting the separation of a slurry into its component parts of solid material and liquid suspension medium : en
  • DE731532C - Key mechanism : de en
  • DE731538C - Burner head for flame stoves : de en
  • FR878922A - Method and device for condensing gas from the distillation of ligneous plants : en fr
  • CA410487A - Brake mechanism : en fr
  • FR878906A - Reinforcement of molten metal parts by an internal steel frame : en fr
  • DE731356C - Steam cooker : de en
  • FR878919A - Cartridge feed device for automatic firearms : en fr
  • DE731540C - Stumbling block for hay lifts : de en
  • US2310394A - Check : en
  • US2310611A - Electrical exploration of geological strata : en
  • US2310688A - Door or window holder : en
  • GB551122A - Manufacture of sulphonyl cyanamides : en
  • GB551085A - Improvements in or relating to electric switches operated by impact or shock : en
  • US2310467A - Antiskid appliance : en
  • USD135004S - Design for an embroidered lace : en
  • DE731688C - Double window with airtight space between panes : de en
  • DE731745C - Method of embedding a working diamond in metal by a spray spray process : de en
  • US2310747A - Switch testing apparatus : en
  • US2310880A - Worm : en
  • FR878874A - Device for gasifier installations comprising an engine driven by the gas produced : en fr
  • AU430542A - Improvements in hand-operated tools for shearing, bending or punching metal : en
  • DE731413C - Telegraphic receiving punch : de en
  • US2310380A - Boat : en
  • CA410533A - Diagnostic composition : en fr
  • FI19491A - The procedure for evacuation of cellulose cells : en fi
  • FR878987A - Spinning head : en fr
  • US2310268A - Suction cleaning apparatus : en
  • US2310637A - Coin chute : en
  • AU116515B2 - Improved' tire, and method of constructing thesame, of lessened tendency to cause electrostatic effects : en
  • CA410486A - Abrading device : en fr
  • US2310833A - Concrete block molding machine : en
  • DE731491C - Multiple chimney for boiler furnaces u. like : de en
  • US2310224A - Biscuit cutting device : en
  • CA410505A - Dress-form making process : en fr
  • US2310207A - Surface-active incrustation inhibitor : en
  • CA410483A - Receptacle lift tab : en fr
  • DE731701C - Arc converters, especially for converting high voltages : de en
  • DE731681C - Pusher for flat weft knitting machines : de en
  • CA410525A - Cast steel : en fr
  • FI19476A - Anordning för omfyllning av i flytande form bragda gaser : en fi
  • CA410467A - Cereal and starch treating apparatus : en fr
  • DE731417C - Array array for ultrashort waves : de en
  • FR878958A - Protective coating, in particular for metallic building materials : en fr
  • US2310339A - Drive system for process photography : en
  • US2310700A - Battery charger : en
  • USD135023S - Design foe a dress : en
  • DE731466C - Use of copper alloys for objects that are soft-soldered : de en
  • DE731507C - One-piece supply terminal, especially for the overhead line of electric railways : de en
  • AU116501B2 - Television transmitting system : en
  • AU171741A - Improvements relating to circuit arrangements adapted for the supply of electrical oscillations to a load, a plurality of electrical apparatus each having one or more discharge tubes being connected in the transmission circuit : en
  • CA410504A - Differential adjuster : en fr
  • DE731357C - Steam cooker : de en
  • US2310369A - Shuttle box : en
  • DE731627C - Slide control for internal combustion engines : de en
  • DE731693C - Shoe lasts : de en
  • AU431742A - Improved appliance for plucking poultry : en
  • US2310784A - Process for the preparation of gas mixtures for catalytic processes : en
  • US2310908A - Reed holder : en
  • CA410527A - Asbestos treatment : en fr
  • FR878977A - Device to simplify the assembly of gas-heated appliances : en fr
  • GB551222A - Improvements in gas blast electric circuit breakers : en
  • DE731536C - Current transformer with a multi-part insulating body : de en
  • US2310612A - Mount for long wave quartz crystals : en
  • US2310628A - Flow control valve : en
  • US2310803A - Adjustable elevation post and insulator construction : en
  • DE731535C - Process for transforming electrical voltages, in particular for generating very high voltages : de en
  • US2310671A - Image producer : en
  • US2310304A - Frequency modulation radio receiver : en
  • US2310723A - Electrical cooker : en
  • USD135018S - Design foe a dress : en
  • US2310681A - Inhaler : en
  • US2310719A - Wrapping machine : en
  • US2310334A - Relay : en
  • US2310505A - Urinal bag : en
  • DE731474C - Drainage regulator for oil separators : de en
  • DE731522C - Bristles for brushes, brooms or the like. : de en
  • DK60584C - Device by Radsaamaskiner. : da en
  • FR878898A - Two-speed gearbox : en fr
  • US2310281A - Calculating machine : en
  • US2310709A - Type tie-up : en
  • USD134990S - Design for a barometer : en
  • US2310276A - Surface gauge clamp : en
  • US2310535A - Match package : en
  • US2310279A - Telegraph system : en
  • US2310226A - Process for the manufacture of photographic materials : en
  • US2310685A - Wharve-driven flier spindle : en
  • US2310732A - Alloy and dental article : en
  • AU529642A - Pigmentation of polymerisable materials : en
  • DE731363C - Method for operating mixture-compressing, externally ignited four-stroke internal combustion engines with low-volatility fuels : de en
  • DE731373C - Schlaegermuehle : de en
  • DE731554C - Spring-loaded steering tie rod for motor vehicles : de en
  • GB551129A - Improvements in or relating to scales indicating the current in electric welding transformers and in chokes : en
  • FI19498A - Ventilation arrangements for torkanläggningar : en fi
  • CA410509A - Resonant frequency control : en fr
  • GB551200A - Improvements relating to swivel couplings : en
  • GB551214A - Improvements in or relating to nuts : en
  • CA410546A - Machine tool : en fr
  • GB551115A - Improvements in or relating to vacuum-tight or gas-tight seals in electric apparatus and methods of producing such seals : en
  • FR879058A - Advanced formwork for reinforced concrete constructions : en fr
  • DE731668C - Process to increase the stretchability of stretched acetate : de en
  • AU116513B2 - Improvements in or relating to selecting switches for use in automatic telephone or like signalling systems : en
  • CA410555A - Sliding door mechanism : en fr
  • US2310447A - Vacuum relief valve : en
  • US2310664A - Process for shrinking textile fabrics : en
  • US2310657A - Multiple temperature refrigerating apparatus : en
  • GB551193A - Improvements in, or relating to, hoists, cranes, lifts and the like lifting apparatus : en
  • DE729931C - Rapid filling device for the circulation of flow gears : de en
  • FR878997A - Five-speed gear shifting, especially for motor cars : en fr
  • GB551234A - Improvements in or relating to radio-receivers or amplifiers arranged to be fed from direct current mains : en
  • US2310442A - Cellular slab : en
  • DE731519C - Cushioning of the steering wheel arranged in the vertical longitudinal center plane, in particular of three-wheeled vehicles : de en
  • DE731752C - Device for remote measurement of alternating current frequencies : de en
  • DK60581C - Joint connection for collapsible side braces for reclining furniture. : da en
  • FR879064A - Cleaning device for upper rolls of draw benches, spindle beds and ring spinning machines : en fr
  • DE731420C - Feeding the leads of a Pupin coil through the associated coil cup : de en
  • US2310433A - Weather strip for doors and the like : en
  • GB551088A - Improvements relating to windscreens, windows and the like protective screens of vehicles : en
  • FR878871A - Liquid level indicator device : en fr
  • US2310208A - Surface-active incrustation inhibitor : en
  • US2310323A - Antenna coupling and tuning system for communication or broadcast receivers : en
  • FR878923A - Manually operated device for the production of electricity with energy storage : en fr
  • FR878974A - Process for preparing carboxylic acids, alcohols and carboxylic esters : en fr
  • GB551198A - Improvements in and relating to ventilators : en
  • US2310392A - Reversing means for regenerative furnaces : en
  • US2310441A - Extensible ladder rig : en
  • DE731639C - Self-locking nut : de en
  • US2310494A - Heating system : en
  • DE731463C - Transformer for high voltages and changing capacitive loads, especially test transformer : de en
  • DE731528C - Modulation arrangement : de en
  • FR879092A - Improvements to vehicles running on rails, in particular wagons : en fr
  • US2310204A - Scabbard : en
  • US2310502A - Optical objective : en
  • CA410556A - Toboggan pad or cushion : en fr
  • US2310199A - Stringed musical instrument : en
  • US2310478A - Process for the treatment of methylamines : en
  • US2310528A - Air cleaner : en
  • US2310820A - Magnetic core : en
  • DE731711C - Electric motor, especially small motor : de en
  • US2310656A - Cell cover with electrolyte control : en
  • DE731553C - Finite V-belt with lock : de en
  • US2310601A - Gyratory crusher : en
  • DE731476C - Control device for two motor groups of DC vehicles that are permanently connected in parallel : de en
  • FR879082A - Softeners : en fr
  • FR878994A - Device for pouring or pouring molten materials, especially light metals : en fr
  • GB551133A - Improvements in and relating to pressure-operated valves : en
  • US2310814A - Portable motor driven cream separator : en
  • US2310832A - Network distribution system : en
  • DK60579C - Brauns Pipe with Wall Covering. : da en
  • DE731516C - Process for the production of recording discs : de en
  • FR879095A - Process of printing polychrome subtractive images : en fr
  • US2310473A - Thrust mechanism : en
  • GB551082A - Improvements in or relating to optical systems : en
  • FR878936A - Continuous twisting milling device : en fr
  • FR878972A - Process for preparing mixtures of paraffins and olefins : en fr
  • GB551199A - Improvements in and relating to electromagnetic induction apparatus : en
  • DE731341C - Cutting machine with several knives, e.g. Three-knife trimmer, for trimming paper, book u. like stacking : de en
  • DE731365C - Device for displaying the degree of opening of regulating organs : de en
  • US2310568A - Method of joining materials : en
  • US2310746A - Target throwing apparatus : en
  • US2310909A - Aspirator device for smoke and airing conduits : en
  • US2310296A - Register mechanism : en
  • DE731511C - Arrangement for resilient support of the electrode system of discharge tubes on the inner wall of the bulb : de en
  • DE731695C - Lock gate with a lifting line for filling and emptying lock chambers : de en
  • DK60587C - Cinema Projector with Continuous Film Performance and Optical Smoothing of the Picture Movement. : da en
  • GB551092A - Improvements relating to electric signalling systems : en
  • DE731591C - Process for the treatment of fluids in an alternating electric field : de en
  • US2310532A - Fastening and locating device : en
  • US2310856A - Numeral type face : en
  • US2310885A - Double bead barrel head : en
  • GB551142A - Improvements in or relating to incandescent electric lamps : en
  • US2310588A - Audiometer : en
  • USD134982S - Design for a brooch or similar article : en
  • USD134992S - Design for a billboard : en
  • USD134993S - Cross support and display unit : en
  • CA410553A - Weighing scale : en fr
  • DE731360C - Insecticides : de en
  • FR879033A - Game device : en fr
  • US2310265A - Pneumatic conveying apparatus : en
  • US2310564A - Pessary : en
  • US2310356A - Rolling of flat strips : en
  • GB551119A - Improvements in or relating to fluid pressure supply systems : en
  • US2310592A - Batch charger : en
  • FR879019A - Concentrated stock solution for photographic stop baths : en fr
  • GB551123A - An arrangement in and relating to electrical heating of liquid containers of edge filters : en
  • US2310642A - Vulcanizing apparatus : en
  • US2310512A - Lathing machine : en
  • USD134994S - Design for an electric switch housing : en
  • US2310292A - Gummed body : en
  • US2310613A - Method for simulating bombing : en
  • FR879079A - Installation of sound distribution over large areas by means of loudspeakers distributed in space : en fr
  • US2310560A - Weighing scale : en
  • US2310586A - Means for preventing backflow in plumbing systems : en
  • US2310634A - Communication system : en
  • DE731414C - Process for achieving uniform reproduction at the output of amplification devices with the supply of uneven audio-frequency vibrations : de en
  • US2310891A - Tire spreader : en
  • DE731652C - Solid rubber tires with tubes for air cooling going through the metal band : de en
  • DE731340C - Device for switching the propeller blade adjusting device : de en
  • DE731225C - Device for automatic quilting of pieces of fabric : de en
  • DE731622C - Device for drilling out knotholes and cutting out transverse wood tenons to fill in the holes : de en
  • FR878896A - Very low copper anticryptogamic products : en fr
  • FR879089A - Automatic amplitude-adjustable relaxation electric oscillation generator : en fr
  • DE731339C - Moth repellent : de en
  • DE731696C - Folding gate : de en
  • US2310847A - Shoe tree : en
  • US2310295A - Equipment for permanently waving hair : en
  • US2310721A - Glassware forming machine : en
  • US2310225A - Process of isomerization of fats and oils : en
  • US2310781A - Toy : en
  • DE731611C - Three-axle rail vehicle, the central axis of which adjusts the end axes symmetrically arranged to it in the right direction : de en
  • DE731735C - Insert box designed as an evaporator : de en
  • US2310787A - Friction brake mechanism for motor driven electric switches and the like : en
  • US2310795A - Emulsion for treating textiles : en
  • AU116516B2 - Improvements inthe production of bent tubes : en
  • AU825243A - Improvements in or relating to electric lamp caps and bonding cement therefor : en
  • US2310212A - Electrical connector : en
  • USRE22264E - Secondary and tertiary j-amino : en
  • US2310563A - Method of lubricating cold reducing mills : en
  • DE731667C - Process for finishing textile goods : de en
  • US2310385A - Smoking pipe : en
  • USD135005S - Baumgardner portable paving machine : en
  • DE731494C - Device for measuring brightness values with the help of two photoelectric cells : de en
  • CA410489A - Container carrier making machine : en fr
  • CA410529A - Manifold arrangement : en fr
  • DE731638C - Diaphragm pump, in particular fuel injection pump : de en
  • US2310229A - Combined sound reproducing-recording apparatus : en
  • US2310915A - Projectile : en
  • DE731387C - Gluing device on folders : de en
  • GB551216A - Process for the manufacture of aminoalkylidene succinic acid derivatives : en
  • US2310843A - Air conditioning apparatus : en
  • US2310249A - Aerodynamic release drag for tow targets : en
  • US2310598A - Delinter : en
  • CA410544A - Plastic polyvinyl alcohol composition : en fr
  • FR878924A - Filters comprising a filter cloth, or other permeable fabric, carried by a suitable fluted, grooved or ribbed member, and methods for filtering using said filter elements : en fr
  • DE731549C - Brake device for heavy vehicles : de en
  • US2310815A - Acceleration high frequency generator : en
  • US2310399A - Distillation process and apparatus : en
  • US2310434A - Combined strap and fastener : en
  • US2310710A - Inhibitor for gasoline : en
  • DE731594C - Arrangement of the suction filter in internal combustion engines operated by means of generator gas for driving motor vehicles : de en
  • CA410491A - Railway tie tamper : en fr
  • DE731355C - Process for the separation of fibers from regenerated cellulose from mixtures with natural fibers or with artificial fibers made from casein base : de en
  • GB551086A - Improvements in or relating to liquid pressure braking systems : en
  • CA410570A - Fishing tool : en fr
  • DE731379C - Pressure medium brake for aircraft landing gears : de en
  • US2310495A - Method of making variegated hard surface coverings : en
  • US2310203A - Air filter system for motor and clutch units : en
  • FR879098A - Tank coating : en fr
  • DE731689C - Rotary cylinder lock : de en
  • US2310411A - Air and gas washer : en
  • DE731578C - Device for securing the pressurized slide and locking devices of conveyor wagons in front of conveyor shafts : de en
  • US2310387A - Mowing machine : en
  • US2310412A - Vibration dampener : en
  • FR879005A - Advanced bicycle plate : en fr
  • FR879045A - Waterproof envelopes for pupin coils for mobile telecommunication cables : en fr
  • FR879061A - Movable gripping and extraction machine : en fr
  • USD135015S - Design foe, a dress : en
  • FR879083A - Process for preparing solutions of hydroxylamine salts : en fr
  • FR878912A - Improvements to gyroplane type devices : en fr
  • GB551149A - Improvements in or relating to die casting machines : en
  • FR878907A - Vehicle wheel : en fr
  • DE731562C - Process for the preparation of clumps of 2-methyl-4-aminopyrimidine : de en
  • US2310332A - Multiple check : en
  • FR879018A - Braking device for dual circuit brakes for trucks, buses and the like : en fr
  • US2310480A - Lubrication feed for valves : en
  • US2310817A - Reflecting optical unit : en
  • US2310845A - Method of determining the magnitude of strains in rigid articles : en
  • FR879021A - Method and device for preparing a printing block : en fr
  • US2310354A - Thermoelectric cell : en
  • US2310440A - Cable clamp : en
  • DE731513C - Chimney with built-in centrifugal dust separator : de en
  • DK60589C - Bandage for Vehicle Air Rings. : da en
  • US2310211A - Roughing tool : en
  • US2310679A - Oxyalkylated lecithin and method of making same : en
  • US2310616A - Separation of metacresol and paracresol : en
  • US2310798A - Spray nozzle : en
  • US2310838A - Paper cutter : en
  • USD135020S - Design for a dress : en
  • US2310375A - Polymerization of acyclic terpenes in the presence of a phosphoric acid catalyst : en
  • DE731487C - Device for the protection of high voltage converters against interference : de en
  • FR879030A - Process for removing impurities and fatty substances from textile materials, such as wool, cotton and other raw products : en fr
  • GB551203A - Improvements in or relating to rowlocks : en
  • DE731559C - Process for the preparation of nitrogen-containing unsaturated compounds : de en
  • FR878855A - : fr
  • FR879043A - Sintered titanium dioxide dielectric : en fr
  • DE731663C - Method for separating the pulses of the lower frequency from a pulse train consisting of pulses of higher and lower basic frequency : de en
  • US2310463A - Method of and apparatus for making ball doughnuts : en
  • US2310761A - Refrigeration : en
  • DE720385C - Steam heating system : de en
  • DE731659C - Coke extinguisher : de en
  • DE731371C - Drive for the transverse movement of the tool slide of a lathe for machining out of round workpieces : de en
  • GB551101A - Improvements in and relating to fluid operated motors, particularly windshield wiper motor : en
  • GB551136A - Improvements relating to the hermetic sealing of metal into vitreous materials : en
  • FR879011A - Method for fixing together small elements of flexible material : en fr
  • US2310239A - Corrosion resistant coating for metal surfaces : en
  • US2310357A - Adjustable camlike control apparatus : en
  • FR878957A - Device for indicating the level of liquids : en fr
  • GB551094A - Improvements in forms or shapes for use in trimming or boarding articles and garments of textile material : en
  • DE711572C - Process for the production of master copies for autotypical gravure printing : de en
  • GB551183A - Improvements relating to the manufacture of photo-mechanical printing surfaces : en
  • GB551172A - Improvements relating to planing machines and the like : en
  • US2310740A - Adhesive tape : en
  • US2310631A - Automatic shutoff valve for filling spouts : en
  • US2310864A - Surgical bandage : en
  • FR879054A - Process for producing molded objects : en fr
  • GB551081A - Improvements relating to the rotproofing of fibrous materials : en
  • DE731526C - Paper holding rail, in particular for note typewriters : de en
  • FR879090A - Advanced lock : en fr
  • FR878985A - Process for preparing yeasts and other microorganisms : en fr
  • US2310673A - Process for treating pipeline oil : en
  • DE731739C - Encapsulated switchgear with busbars : de en
  • GB551091A - Improvements in and relating to combustion turbine plants : en
  • CA410472A - Metal ball forming method : en fr
  • DE731694C - Device for setting the pre-cutting comb on combing machines : de en
  • FR878872A - Process for preparing maleic acid : en fr
  • DE731498C - Freezer, in particular for the production of bag-shaped frozen foods : de en
  • FR879096A - Sealing wax and its manufacturing process : en fr
  • GB551174A - Improvements in the production of joints between steel and silver : en
  • GB551182A - Manufacture of formals of glycols : en
  • US2310403A - Cutoff device : en
  • DE731597C - Monitoring relay : de en
  • US2310529A - Magazine closure for stapling machines : en
  • CA410501A - Pipe or culvert : en fr
  • CA410566A - Electromagnetic relay : en fr
  • US2310487A - Coloring protective coating on magnesium and its alloys : en
  • US2310331A - Ventilator : en
  • US2310282A - Cylinder adjuster for threshing machines : en
  • US2310736A - Double screen structure : en
  • US2310575A - Ignition system for internal combustion engines : en
  • CA410552A - Measuring device : en fr
  • DE731687C - Coolable counter : de en
  • US2310587A - Self-cleaning strainer : en
  • US2310792A - Converter : en
  • AU516742A - Improvements in and relating to ventilators : en
  • US2310752A - Palette : en
  • US2310217A - Wallboard : en
  • US2310877A - Outlet connector for tanks : en
  • US2310745A - Solenoid inlet valve : en
  • USD134980S - Design for a garment hanger : en
  • GB551176A - Improvements relating to cathode-ray tube screens : en
  • AU116506B2 - Improvements in joint washers : en
  • DE731742C - Device for introducing a dust air mixture into the working cylinder or an antechamber of the working cylinder of dust motors : de en
  • DE731655C - Electromagnetically operated trigger mechanism for automatic firearms : de en
  • DK60583C - Felt. : da en
  • US2310618A - Lighting unit : en
  • US2310401A - Window structure : en
  • US2310603A - Sand cooler : en
  • US2310565A - Automobile tire force pump : en
  • US2310763A - Blind molding : en
  • GB551196A - Improvements relating to guards for rotary cutters : en
  • CA410516A - Electric immersion heater : en fr
  • US2310216A - Wallboard : en
  • US2310878A - Machine tool : en
  • US2310336A - Plow point : en
  • US2310358A - Asparagus processing machine : en
  • US2310383A - Mineral fortification of foodstuffs and medicinal products : en
  • US2310552A - Fire extinguishing method and means : en
  • US2310548A - Door latch : en
  • US2310913A - Valve mechanism : en
  • DE731595C - Device for attaching the drawbar of horse-drawn carts to tractors : de en
  • DE731613C - Circuit arrangement for rotary dials with square movement in telecommunications systems, in particular telephone systems : de en
  • GB551211A - Improvements in and relating to structural materials : en
  • DE731461C - Control device for DC vehicles with automatic speed-dependent regulation of the starting and braking current : de en
  • FR878921A - Advanced amplifier for very short waves : en fr
  • GB551208A - Improvements in or relating to firing devices for the fuzes of bombs, flares and the like : en
  • DE731403C - Process for dyeing vegetable fibers with disazo and trisazo dyes : de en
  • US2310875A - Refrigeration : en
  • FR879087A - Device to avoid disturbances in the operation of diesel engines with supercharging and sweeping : en fr
  • AU548742A - Improvements in or relating to cameras : en
  • US2310377A - System for handling abrasive powder : en
  • FR879060A - Adjustment device for cameras with photoelectric exposure meters : en fr
  • DE731409C - Use of iron-chromium alloys for objects subject to magnetic stress : de en
  • FR879049A - Electrical connection device : en fr
  • CA410477A - Pulp colouring matter removal : en fr
  • CA410558A - Railway traffic controlling apparatus : en fr
  • GB551202A - Improvements in or relating to closures for sheet metal drums, kegs and like containers : en
  • DK60590C - Reporting system, especially for Fire Alarm, and Main Notifier for the same. : da en
  • US2310547A - Printing plateholder : en
  • US2310280A - Calculating machine : en
  • FR878979A - Cooling device for cylinder inserts of gas engines or combustion engines : en fr
  • GB551189A - Improvements relating to electrical signalling apparatus : en
  • GB551238A - Horizontal gasholder : en
  • US2310730A - Circuit controller : en
  • DE731349C - Arrangement for the transmission of directions and Like. On aircraft : de en
  • DE731583C - Sliding circuit : de en
  • DE731662C - Process for the preparation of a phosphoric acid fertilizer : de en
  • GB551192A - Improvements in puzzles : en
  • US2310633A - Spraying apparatus : en
  • DE731489C - Water gas generator with liquid slag discharge : de en
  • DE731569C - Electric vehicle headlights : de en
  • DE731493C - Design of rotating cathodes for the electrolytic extraction of metals for the purpose of obtaining thicker removable deposits : de en
  • FR879046A - Oscillating assembly with an electromagnetic or electrodynamic oscillation generator supplied by the network : en fr
  • GB551089A - Improvements in steam generating plant : en
  • DE731342C - Three-knife machine for trimming book u. like stacking : de en
  • FR878875A - Gasifier for motor vehicle : en fr
  • GB551132A - An improved method of producing regimental shoulder flashes or the like distinguishing signs : en
  • GB551236A - Improvements in or relating to airscrew blades : en
  • US2310327A - Production of motor fuel : en
  • GB551239A - Improvements in or connected with inflator nozzles : en
  • US2310762A - Production of aromatic vinyl compounds : en
  • US2310514A - Thermostatic storage battery control : en
  • USD135009S - Design for a hat : en
  • US2310237A - Molded stem : en
  • US2310330A - Hosiery shaping device : en
  • USD134987S - Design for a badge or similar article : en
  • US2310773A - Electromagnetically controlled fuel injection : en
  • CA410565A - Radio receiver protective device : en fr
  • US2310461A - Vertical conveyer system : en
  • FR878853A - Filling device for bagging machines using valve bags : en fr
  • GB551237A - An improved process for the isomerisation of paraffin hydrocarbons : en
  • FR878966A - Double line for waves of the order of the decimeter : en fr
  • GB551146A - Improvements in rectal and vaginal specula, proctoscopes, sigmoidoscopes and like surgical instruments : en
  • GB551126A - Improvements relating to the testing of synthetic-resin-coated bands or sheets : en
  • GB551207A - Improvements in and relating to the manufacture of sulphonamido compounds : en
  • US2310667A - Malleable cast iron : en
  • FR879086A - Detergents : en fr
  • USD135006S - Design for a slip : en
  • DE731558C - laundry detergent : de en
  • US2310756A - Fastening means : en
  • US2310549A - Door latch : en
  • US2310583A - Valve : en
  • DE729093C - Filler pencil : de en
  • DE731346C - Large area membrane for speakers : de en
  • DE731503C - Multi-body evaporation process and equipment in sugar factories : de en
  • FR879094A - Handles for office supplies, instruments, tools, etc. of various kinds : en fr
  • FR879012A - Process for preparing heavy metal phthalocyanines : en fr
  • FR878860A - Process for the production of multicolored subtractive films : en fr
  • DE731385C - Device for fine grinding long bores : de en
  • US2310554A - Suction nozzle : en
  • FR878950A - Method of manufacturing an indirectly heated cathode and cathode obtained by this method : en fr
  • FR878894A - Safety device for railway tracks : en fr
  • US2310263A - Method of making dextran : en
  • US2310692A - Method of and means for reducing multiple signals : en
  • US2310469A - Severing lengths of glassware : en
  • FR878959A - Mandrel to border the tubes, with interchangeable knives : en fr
  • DE731551C - High resistance : de en
  • FR878877A - Improvement in the methods of fixing insulators on their fittings : en fr
  • GB551105A - Improvements relating to bolts for doors, windows and the like : en
  • USD135021S - Design for a negligee : en
  • DE731586C - Method for gluing the sealing caps to the gas tracer tubes made of plastic : de en
  • DK60578C - Device for electrically driven riots, in particular for pulse generators in electric fences. : da en
  • DE731618C - Process for the production of acid-proof and acid-proof putties with silicate bond : de en
  • DE731675C - Electrical filter from one or more T or. ó� cells : de en
  • DE731679C - Flat weft knitting machine with press cover needles : de en
  • FI19481A - Förfaringssätt och anordning för framställning av för hand birade ocd stickade varor, trikotvaror och dylikt med inslagstrådar : en fi
  • US2310222A - Unit air conditioner : en
  • FR879007A - Rivet feed device controlled by compressed air, in automatic rivets : en fr
  • GB551226A - Improvements in or relating to electric discharge tubes : en
  • AU116508B2 - Pigmentation of polymerisable materials : en
  • US2310801A - Steam generator : en
  • US2310607A - Rubber bonded split metal washer seal : en
  • US2310753A - Protective system : en
  • US2310675A - Method of forging and refinishing detachable bits and the like and apparatus therefor : en
  • FR879056A - Process for making bandages of all kinds, such as tires for automobiles, airplanes and the like : en fr
  • DE731733C - Line-up device for folders with stretch position : de en
  • GB551138A - Improvements in devices for setting the cutting edges of scissors, shears and the like : en
  • GB551180A - Improvements in or relating to mounting printing plates on supports : en
  • DE731623C - Process for separating chlorinated rubber from its solutions : de en
  • DE731629C - Lubricating oil pump for internal combustion engines : de en
  • DE731643C - Valve control for pumps working against fluctuating pressure : de en
  • US2310596A - Coin chute : en
  • DE731411C - Control for electrically operated vehicles : de en
  • DE731520C - Device for cleaning cheese racks or the like. : de en
  • DE731660C - Process for removing carbon dioxide from gas mixtures : de en
  • GB551152A - Improvements in or relating to oil seals : en
  • FR878984A - Doors or the like and process for their manufacture : en fr
  • DK60577C - Air-filled electric incandescent lamp with a small container volume in relation to the power consumption. : da en
  • US2310232A - Preloaded gears : en
  • US2310414A - Elevator car : en
  • US2310550A - Door latch : en
  • US2310764A - Apparatus for dyeing threads or yarns for textile machines and the like : en
  • US2310844A - Electric knife with changeable points : en
  • US2310544A - Vote counting machine : en
  • DE731460C - Safety precautions on blade adjustment devices for wind power machines : de en
  • DE731698C - Circuit arrangement for multi-stage high frequency amplifier : de en
  • DE731497C - Electrolyte for the electrolytic production of protective oxide layers on aluminum and aluminum alloys : de en
  • DE731713C - Lighting system fed by an AC machine via a rectifier : de en
  • DE731468C - Facility for simultaneous milling : de en
  • US2310706A - Apparatus for comparing the rates of regularly recurring impulses : en
  • DE731358C - Control for a motor gripper : de en
  • GB551096A - Improvements in or relating to to plate or disc-shaped bodies of ceramic material or glass for use in electron discharge tubes : en
  • IE16382L - Thermionic valve oscillators : en
  • US2310258A - Process for recovering manganese from ore : en
  • USD134977S - Design for a jewelry pin : en
  • US2310619A - Manufacture of hard rubber panels : en
  • US2310301A - Heel-breasting machine : en
  • DE731588C - Shaft friction clutch : de en
  • DE731458C - Crank drive for raisable and lowerable locking bodies, especially roller wedge gates : de en
  • FR878991A - Process for the preparation of fruit, grape or the like juices : en fr
  • US2310361A - System and apparatus for propelling boats : en
  • US2310831A - Supercharger regulation : en
  • FR878955A - Process for polymerizing fumaric esters : en fr
  • GB551141A - Improvements in wood-turning and like machines : en
  • GB551179A - Improvements in and relating to the preparation of reinforced sheet material : en
  • DE731514C - Chimney attachment for fire and ventilation chimneys : de en
  • DE731699C - Ultra-short wave transmission and reception arrangement with reflector : de en
  • AU432242A - Television transmitting system : en
  • FI19478A - Elektriskt urladdningsrör, i vilket befinner sig en sekundäremissionselektrod : en fi
  • US2310507A - Deep well screen : en
  • US2310627A - Padlocked slider for slide fasteners : en
  • US2310546A - Velocity measuring device : en
  • US2310680A - Solvent saver : en
  • US2310201A - Cable terminal : en
  • US2310644A - Type wheel for marking machines : en
  • DE731524C - Process for the preparation of 1, 5-dichloronaphthalene-4, 8-dicarboxylic acid : de en
  • FR879048A - Advanced method for thermal production of magnesium : en fr
  • CA410496A - Wheel rim latch : en fr
  • US2310718A - Display case : en
  • US2310355A - Cream separator : en
  • US2310834A - Method of making pressure tanks : en
  • US2310506A - Window construction : en
  • USD134984S - Design for a brooch or similar article : en
  • DE731685C - Electromagnetically controlled fuel injector for internal combustion engines : de en
  • GB551167A - An arrangement in plate heat exchangers : en
  • US2310899A - Combination sport and dress shirt : en
  • CA410548A - Coated paper : en fr
  • US2310254A - Apparatus for producing animated pictures : en
  • US2310513A - Power and transmission unit : en
  • US2310299A - Bottle cap and closure : en
  • US2310448A - Dental apparatus : en
  • US2310829A - Process of and apparatus for degasifying liquids and washing gases : en
  • US2310716A - Highway crossing gate : en
  • FR878971A - Process for preparing organic sulfur compounds : en fr
  • AU442142A - Improved' tire, and method of constructing thesame, of lessened tendency to cause electrostatic effects : en
  • CA410507A - Piezoelectric device : en fr
  • DE731518C - Die-pressing or forging processes for steel workpieces : de en
  • US2310351A - Stopper for pipes : en
  • FR878978A - Hinged ring-shaped iron core for instrument transformers intended to surround current conductors : en fr
  • AU116519B2 - Method and apparatus for sealing containers : en
  • DE731512C - Braum's tube with electron multiplier : de en
  • US2310472A - Gas analyzer : en
  • US2310802A - Brake mechanism : en
  • DE718108C - Braking device with several brakes acting on a brake disc : de en
  • DE731367C - Multi-chamber metal cleaning and drying device for uninterrupted degreasing of pourable goods using volatile organic solvents : de en
  • US2310376A - Motor fuel : en
  • DE731137C - Binder for water gravure inks : de en
  • FI19483A - Värmeplatta för alstring av det limör av arbetsstycken Medels i värme avbindande limslag erforderliga värmet inom limfogen : en fi
  • GB551165A - Improved navigational instrument : en
  • US2310696A - Automatic water feeder for boilers : en
  • DE731426C - Process for the production of Kuepen dyes : de en
  • DE731539C - Escalator with a large step width : de en
  • US2310776A - Tire : en
  • US2310701A - Cigar lighter : en
  • DE731590C - Semi-automatic : de en
  • FR879080A - Motor vehicle drive device : en fr
  • GB551161A - Improvements in or relating to typographical slug casting machines : en
  • US2310582A - Time indicator for clocks and watches : en
  • FR878869A - Tempering process for elongated objects : en fr
  • FR878990A - Process for the preparation of beverages : en fr
  • US2310500A - Fractional distillation of tar : en
  • US2310456A - Explosionproof lamp fitting : en
  • US2310338A - Metalworking machine : en
  • FI19486A - Hydrodynamic tachometer : en fi
  • CA410557A - Selenium current rectifier : en fr
  • DE731715C - Arrangement for regulating the voltage of electricity consumers in electrical systems : de en
  • AU116517B2 - Improvements in and relating to ventilators : en
  • USD134979S - Design for a combined gldder and cradle : en
  • CA410521A - Thread rolling device : en fr
  • CA410545A - Driving connection : en fr
  • CA410549A - Measuring instrument : en fr
  • AU116520B2 - Improvements in valves for tractor tyres, tubes andthe like and method of making thesame : en
  • DK60572C - Procedure for clearing fermented, gaseous centrifuge material, in particular beer. : da en
  • US2310715A - Method of and apparatus for feeding glass : en
  • SE106510C1 - : sv
  • US2310576A - Chemical ijquxd pbessuke injector : en
  • FR879038A - Improvements to ignition magnetos for internal combustion engines with four or more sparks per revolution : en fr
  • FR879077A - Concentric power line : en fr
  • GB551171A - Improvements in or relating to typographical composing and slug casting machines : en
  • US2310694A - Highway crossing gate for railroads : en
  • GB551228A - Improvements in or relating to selective electrical circuits : en
  • US2310230A - Extrusion press : en
  • US2310806A - Method for producing tetraethyl lead : en
  • US2310218A - Pin setting apparatus : en
  • US2310395A - Ricinoleic acid derivatives : en
  • US2310874A - Variable speed motor : en
  • DE728861C - Process for restoring the damaged surface of used film tapes : de en
  • DE731338C - Arrangement for separating and securing several gear parts on one axis : de en
  • US2310252A - Telephone support : en
  • US2310695A - Oscillating system : en
  • FR878900A - Watertight closing device : en fr
  • US2310890A - Press : en
  • US2310542A - Internal combustion engine : en
  • USD135011S - Design for a hat : en
  • AU541642A - Method and apparatus for sealing containers : en
  • FR879024A - Gelatinizing agents, plasticizers and substances gelatinized or plasticized by these bodies : en fr
  • US2310386A - Power transmitting mechanism : en
  • US2310520A - Heating and refrigerating process and apparatus : en
  • US2310727A - Tractor : en
  • US2310307A - View finder reflector for cameras : en
  • US2310410A - Motor vehicle : en
  • US2310223A - Liquid hardener solution : en
  • DE731730C - Drum-like milk heater : de en
  • AU484242A - Improved apparatus forthe distillation of oil-shales and like carbonaceous materials : en
  • US2310349A - Food broiler rack : en
  • US2310869A - Grab : en
  • USD134989S - Design for an embroidered fabric : en
  • FI19496A - Exemption from the application of cement : en fi
  • FR51577E - : fr
  • FI19497A - Collapsible partition grid forming compartments for packing boxes and crates : en fi
  • FR879013A - Plant for the continuous production of flat or corrugated sheets of fibrous cement : en fr
  • US2310650A - Drying apparatus and method : en
  • US2310428A - Automatic teletypewriter operation : en
  • US2310769A - Electronic tube : en
  • US2310621A - Window construction unit : en
  • AU116500B2 - Improved appliance for plucking poultry : en
  • DE731642C - Process for the production of screen printing stencils for the production of relief prints on ceramic substrates : de en
  • US2310430A - Carriage control mechanism : en
  • US2310595A - Self-cleaning switch : en
  • US2310409A - Dental burr and hand-piece assembly : en
  • US2310233A - Conveyor-excavator : en
  • US2310275A - Phonographic chip remover : en
  • US2310850A - Camera : en
  • DE731485C - Arrangement to eliminate the oscillation and increase the stability of synchronous machines : de en
  • FR879002A - Sheet metal cage, in particular for roller bearings, and method for its manufacture : en fr
  • US2310638A - Apparatus for driving pins in bedposts : en
  • AU523042A - Improved concave construction for harvester threshers : en
  • CA410575A - Low boiling point hydrocarbon producing apparatus : en fr
  • US2310389A - Time recorder : en
  • US2310698A - Method and means for furnace wall maintenance : en
  • US2310807A - Tire chain : en
  • US2310809A - Method of preparing diolefins : en
  • US2310382A - Method and means for sealing containers : en
  • US2310800A - Amusement and educational device : en
  • DE731478C - Translator device for type printing telegraph receiver, in which the type wheel is set with the help of a series of interlocking planetary gears : de en
  • DE731529C - Type printing telegraph receiver : de en
  • DE731560C - Process for the production of basic acid amides : de en
  • DE731751C - Camouflage device : de en
  • DE730594C - Carrying handle, preferably for a typewriter case : de en
  • CA410543A - Magnetic heater : en fr
  • US2310346A - Driver's chair : en
  • US2310584A - Reamer locking device : en
  • US2310559A - Vibration translating means : en
  • US2310816A - Water motor : en
  • US2310647A - Grain grader : en
  • DE731523C - Fuellgasabsaugvorrichtung for coking ovens : de en
  • FR878965A - Process for the operation of internal combustion engines compressing a mixture with liquid fuels with low initial knockdown power : en fr
  • US2310368A - Welt mechanism for knitting machines : en
  • US2310477A - Refrigeration apparatus : en
  • US2310836A - Riveting machine : en
  • US2310267A - Suction cleaner apparatus : en
  • US2310422A - Dynamoelectric machine : en
  • US2310683A - Skate : en
  • US2310825A - Turkey saddle : en
  • USD134978S - Design for a table : en
  • US2310317A - Combination coking and catalytic cracking process : en
  • US2310689A - Automatic weighing machine : en
  • US2310566A - Clavicle splint : en
  • DE731380C - Device for transporting strollers over stairs : de en
  • DE731368C - Lathe with longitudinally movable as well as radially pivotable longitudinal tool slide on a guide bar : de en
  • DE731644C - Friction wheel press with roller drive for the flywheel : de en
  • DE731389C - Single tap for gas burner : de en
  • DE731648C - Swiveling handbrake for vehicles of all kinds, especially for agricultural vehicles : de en
  • DE731459C - Weft feed device for looms provided with a hook insertion device : de en
  • DE731630C - Lubricant circuit for internal combustion engines with two or more conveyor pumps : de en
  • CA410534A - Twin bank engine : en fr
  • CA410515A - Stabilized vinyl resin : en fr
  • DE731584C - Movable electrode for test devices working according to the magnetic powder method : de en
  • DE731579C - Bucket conveyor : de en
  • US2310352A - Piston packing device : en
  • US2310283A - Preparation of alkyl esters : en
  • DE731086C - Process for the preparation of durable solutions of calcium gluconate or lactate : de en
  • FR878995A - Process for improving the behavior of vinyl acetate during polymerization : en fr
  • FR879067A - Rolling bearing : en fr
  • FR879035A - Method of printing subtractive color images : en fr
  • DE731550C - Pipe cleaning device : de en
  • US2310519A - Regulating device : en
  • US2310705A - Fire escape : en
  • USD134985S - Design for a medaluon : en
  • FR878908A - Process and devices for the treatment of lean gases, in particular those originating from wood gasifiers : en fr
  • DE731728C - Bone mill : de en
  • FR879042A - Arrangement of high voltage coils : en fr
  • US2310372A - Valve lifter : en
  • US2310639A - Bushing tool : en
  • US2310319A - Liquid sprayer : en
  • US2310897A - Process for brush making : en
  • CA410569A - Container manufacturing apparatus : en fr
  • FR878873A - Process for preparing adipic acids : en fr
  • GB551186A - Improvements in or relating to governor re-setting device : en
  • DE731664C - Method for stabilizing a feedback amplifier : de en
  • DE731525C - Power plant according to patent 640558 with a rotating steam generator with a U-shaped cross section that works with one or more paddle wheels : de en
  • FR878943A - Method of constituting color photographic images : en fr
  • US2310805A - Mold : en
  • US2310848A - Dispenser : en
  • GB551109A - Improvements in and relating to luminairs : en
  • GB551130A - Improvements in the construction of dynamo-electric machines suitable for use as torque-measuring dynamometers : en
  • FR878969A - Manufacturing process of graphite molds : en fr
  • FR878904A - Angora yarns and fabrics and method for making such : en fr
  • FR878942A - Manufacturing process of artificial filaments, rayon or spun artificial fibers : en fr
  • DE731600C - Tool for closing containers, especially sockets and the like. like : de en
  • FR878913A - Improvements to composite beams and removable frame in assembled elements : en fr
  • DE731636C - Method for monitoring the full load readiness of internal combustion engines : de en
  • DE731658C - Self-sealing coke oven door : de en
  • GB551188A - Improvements in or relating to machines for forming flanges on shoe uppers : en
  • GB551158A - Improvements in or relating to oil filters : en
  • US2310388A - Mowing machine : en
  • DE731633C - Pistons for internal combustion engines : de en
  • FR878915A - Sophisticated facility for manufacturing thin metal containers : en fr
  • FR878980A - Method and apparatus for lightening or lifting wrecks : en fr
  • US2310366A - Posture chair : en
  • DE731375C - Mobile device for steaming potatoes or the like. : de en
  • FR878901A - Process for obtaining paraffins at different melting points : en fr
  • FI19480A - Device for use in solid fuel gas generators for air preheating and distribution between different nozzles : en fi
  • US2310777A - Drop-counting bottle : en
  • US2310735A - Excavator : en
  • GB551227A - Improvements relating to pyrophoric lighters : en
  • DE731416C - Receiver for frequency-modulated waves : de en
  • US2310452A - Switching system : en
  • US2310758A - Impact member for impact crushers : en
  • FR878928A - Captive explosive devices : en fr
  • CA410508A - Cable impregnating apparatus : en fr
  • FR879074A - Reinforced artificial tooth : en fr
  • US2310720A - Antenna coupling and tuning system for communication or broadcast receivers : en
  • US2310396A - Grader blade : en
  • US2310846A - Traction device : en
  • US2310489A - Cigar bunch separating mechanism : en
  • DE731364C - Motor fuel : de en
  • US2310743A - Electric lighting apparatus : en
  • FI19487A - Anordning vid omkastbara förbränningsmotorer : en fi
  • CA410532A - Electronic piano : en fr
  • FR879044A - Installation of telegraphs, in particular one-off teleprinters with remote start and stop of telegraphs : en fr
  • FR879068A - Distribution valve for compressed air lines, in particular for advancement columns and similar devices in mines : en fr
  • DE731542C - Circumferential knife holder for woodworking machines : de en
  • DE731712C - Method for reducing the losses in magnetically effective sheet metal bodies for electrical machines : de en
  • US2310423A - Means for preventing leakage of fluid through electric cables : en
  • US2310503A - Damping and cushioning arrangement for measuring instruments : en
  • US2310703A - Method of treating steel : en
  • DE731628C - Switching device for the reversing gear of an internal combustion engine : de en
  • DE731552C - Adding machine : de en
  • GB551118A - Improvements in or relating to readily attachable conduit connectors : en
  • US2310857A - Electric regulating system : en
  • US2310862A - Method of washing nitrocellulose to recover nitrating acids : en
  • US2310269A - Internal combustion engine plant with at least two crankshafts : en
  • DE731574C - Zone under wind wander grate with swiveling grate members for small boilers : de en
  • FR878964A - Process for the treatment of materials in pieces and apparatus suitable for the implementation of this process : en fr
  • US2310738A - Educational and display device : en
  • DE731547C - Plug coupling for connecting cables to electrical lines on motor vehicles : de en
  • FR878909A - Improvements to boilers for central heating : en fr
  • GB551231A - Improvements in or relating to wireless aerial coupling circuits : en
  • DE731649C - Hydraulic fluid brake : de en
  • US2310451A - Process of coating metal articles with molten metal and of preparing metal articles for hot coating : en
  • US2310557A - Electric seam welding machine : en
  • DE731603C - Automatic regulation of heating of railroad cars : de en
  • DE731647C - Landing button with indicator for aircraft : de en
  • US2310754A - Adjustable spring loading device for relay armatures : en
  • DK60576C - Iron wire resistor housed in an aerated container. : da en
  • FI19490A - Anordning vid butiksdiskar : en fi
  • GR10031B - WIRE METS INTERIORED WITH TILES FROM BUILDING MATERIALS. : el en
  • US2310501A - Device for reducing eddy current losses in stator end plates : en
  • US2310522A - Single roll tape dispenser : en
  • US2310871A - Method and apparatus for studying the pollution of atmospheres : en
  • FR879031A - Improvement brought to lead oxide machines, also applicable to all rotary drum mills : en fr
  • US2310256A - Apparatus for manufacturing frozen confections : en
  • US2310425A - Luminescent product and method of producing the same : en
  • US2310248A - Cheese cutting machine : en
  • DE731335C - Method for the repeated visualization of a rapid, one-off electrical process : de en
  • US2310483A - Well cementing apparatus : en
  • US2310491A - Sanitary concealed cup for bottle and can caps : en
  • US2310246A - Pipe tong : en
  • US2310234A - Gas condenser : en
  • US2310591A - Refractory : en
  • US2310737A - Shaftless cone crusher and tilting member therefor : en
  • US2310466A - Fuse construction : en
  • FR879050A - New segment, or shoe, brake or clutch : en fr
  • CA410522A - Ethyl cellulose manufacture : en fr
  • USD134983S - Design for a brooch or similar article : en
  • FR878838A - : fr
  • USD135012S - Design fob a lace tablecloth : en
  • GB551166A - Production of electrically-conductive glass fibres and applications thereof : en
  • DE708769C - Degassing device for the feed water arranged in the steam chamber of boilers : de en
  • FR878861A - Mounting the drawbar of flat cars, especially handcarts with swivel axle steering : en fr
  • GB551110A - Improvements in or relating to a friction clutch or brake device : en
  • DE731604C - Rotating scissors with a continuous motor that can be driven from the rest position for each cut : de en
  • GB551175A - Improvements relating to fastening devices : en
  • US2310347A - Preset quantum and reset quantity counter : en
  • DE731200C - Process for the production of mordant dyes of the dioxazine series : de en
  • DE731565C - Chain tensioning device for sliding door guides, especially for railroad cars : de en
  • DE731631C - Lubricating device for two-stroke internal combustion engines : de en
  • GB551219A - Improvements in and relating to the production of 2-methyl-3-keto-butanol and methyl isopropenyl ketone : en
  • DE731388C - Equipment for the clarification of waste water, sediments or other liquids that contain flocculant components : de en
  • GB551162A - Improvements in or relating to regulating or controlling systems : en
  • GB551169A - Improvements in or relating to indicating instruments : en
  • FR878929A - Small capacity refrigeration unit operating by absorption : en fr
  • DE731650C - Warning signs, in particular to indicate that trailers are being carried on trucks : de en
  • DE731743C - Device for regulating an internal combustion turbine working with constant pressure combustion for propulsion of ships : de en
  • USD135013S - Design for a dress : en
  • DE731582C - Cladding for casting vertical or almost vertical walls made of concrete : de en
  • GB551144A - Improvements in and relating to the hard soldering of copper and copper-base articles : en
  • US2310785A - Upholstering material : en
  • GB551100A - Improvements in and relating to windshield wiper motor : en
  • US2310241A - Magnetic bucket and method of conveying material : en
  • US2310835A - Portable mail holder : en
  • FR878952A - Paddlewheel thruster for boats and ships : en fr
  • US2310655A - Process and composition for purification and treatment of natural or sewerage waters : en
  • US2310812A - Method of manufacturing oils of high stability : en
  • US2310599A - Faucet : en
  • USD135016S - Design fob a dress : en
  • DE731423C - Process for increasing the secondary emissivity of a beryllium alloy : de en
  • DE731637C - Device for determining the full load readiness of internal combustion engines : de en
  • USD134975S - Design fok a pin or similar article : en
  • DE731182C - Process for obtaining colored images by photographic means : de en
  • FR878973A - Process for producing halogenated hydrocarbons : en fr
  • FR879078A - Process for the preparation of polycondensation products : en fr
  • DE731372C - Device for advancing rod-shaped material on turret rotating arms and like : de en
  • GB551170A - Improvements in or relating to automatic control systems embodying servomotors : en
  • US2310443A - Wall construction : en
  • US2310651A - Starch manufacturing process : en
  • US2310666A - Malleable cast iron : en
  • US2310427A - Portable deck : en
  • US2310674A - Toggle press : en
  • US2310876A - Regulating apparatus : en
  • US2310886A - Welding transformer : en
  • US2310271A - Container : en
  • US2310734A - Floor construction : en
  • CA410518A - Flash lamp : en fr
  • CA410564A - Electrical pulse modulation system : en fr
  • AU492542A - Improvements inthe production of bent tubes : en
  • US2310622A - Conduit fastener : en
  • US2310757A - Means of preventing pitting of well pumps : en
  • CA410498A - Electric welding machine : en fr
  • DE731504C - Process for the production of polysulphide solutions of organic bases : de en
  • US2310748A - Process and apparatus for removing coke from stills : en
  • US2310261A - Pressure responsive device : en
  • US2310293A - Condition responsive controller : en
  • CA410517A - Float actuated electrical control system : en fr
  • DE731484C - Hand operated magneto-electric machine : de en
  • DE731653C - Fluid shock absorbers for motorcycle forks : de en
  • DE731736C - Automatic filling device for containers for liquefied gases : de en
  • DK60574C - Cooling container. : da en
  • US2310870A - Radial drilling machine : en
  • CA410510A - Resinous composition : en fr
  • US2310581A - Compression calender rolls for carding machines : en
  • US2310374A - Polymerization of rosin and rosin esters : en
  • US2310264A - Erection means for filing material support : en
  • FR878956A - Process for breaking down phosphates : en fr
  • FR879059A - Measuring device : en fr
  • AU116511B2 - Improvements in hand-operated tools for shearing, bending or punching metal : en
  • US2310493A - Weighing scale : en
  • GB551097A - Skin covered structures : en
  • GB551153A - Improvements relating to fenders for water-craft : en
  • US2310362A - Indestructible form for use in the production of inflatable seamless articles : en
  • DE731390C - Circulating current regenerative coke oven : de en
  • DE731405C - Nozzle valve control device for steam turbines : de en
  • DE731657C - Device for culturing microorganisms with surface growth : de en
  • DE731241C - Process for the production of as neutral as possible, preferably liquid soaps : de en
  • US2310538A - Tobacco processing : en
  • US2310786A - Electrical dust-precipitator indicating system : en
  • US2310311A - Piston ring assembly : en
  • US2310543A - Domestic appliance : en
  • US2310555A - Garment finishing and folding apparatus : en
  • US2310916A - Apparatus for drawing and straightening wire stock : en
  • US2310536A - Method of connecting hose coupling components : en
  • DE731464C - Test transformer : de en
  • FR878857A - Rubber soles and crampons with metal reinforcements, fixing of crampons by countersunk machine screws, for shoes, clogs, boots : en fr
  • AU116499B2 - Improvements relating to circuit arrangements adapted for the supply of electrical oscillations to a load, a plurality of electrical apparatus each having one or more discharge tubes being connected in the transmission circuit : en
  • DE731501C - Spooling machine for the production of spools with an axially advancing winding build-up : de en
  • GR10032B - METHOD OF PREPARATION OF SULFUR AND SULFURIC ACID FROM COPPER SULFUR. : el en
  • AU116521B2 - Improvements in or relating to cameras : en
  • US2310314A - Kerf-cutting mining machine : en
  • US2310658A - Urinal : en
  • US2310863A - Luminescent screen : en
  • US2310881A - Method for dressing poultry : en
  • DE731705C - Complementary vertical counter, especially for typewriters equipped with a totalizer : de en
  • US2310326A - Structural unit : en
  • DE731376C - Force transmitting connection between two components, especially for aircraft : de en
  • DE731666C - Preparations for textile finishing purposes : de en
  • DK60575C - Crystal controlled tube oscillator, especially for high frequency transmitters. : da en
  • DE731374C - Device for drying green fodder : de en
  • DE731620C - Rotary valve connected to the crankshaft of a reciprocating compressor : de en
  • US2310609A - Slide fastener : en
  • US2310751A - Windshield wiper : en
  • US2310649A - Evaporating apparatus : en
  • US2310861A - Method of making electrolyte paste : en
  • US2310206A - Free service coin-controlled machine : en
  • DE731377C - Airplane for flight speeds close to the speed of sound : de en
  • FR878918A - Improvements in color photography : en fr
  • DE731564C - Device for lifting an ink ribbon from an ink ribbon lying behind it on an apparatus attached to writing business machines for the production of copies : de en
  • GB551128A - Means for the regenerative braking of feeding reels for strip rolling mills : en
  • FR878996A - Process for obtaining solid dyes and products obtained by this process : en fr
  • FR879051A - Mobile installation for washing and ironing clothes : en fr
  • CA410514A - N-substituted aminophenol and motor fuel : en fr
  • US2310569A - Degreasing of metal articles : en
  • DE731537C - Process for filling gas-tight sealed, liquid-filled containers : de en
  • GB551164A - Improvements in or relating to vapour-proof storage and shipping cartons or containers : en
  • CA410473A - Wringer release mechanism : en fr
  • FR879062A - Stanchion or side rake for bottom trawl : en fr
  • US2310632A - Paper pencil holder : en
  • US2310789A - Linear polymeric amidine salts : en
  • US2310510A - Air cleaner and silencer assembly : en
  • DE731500C - Two-hand engaging device for presses, punching machines, etc. like : de en
  • FR878962A - Gas engine with auxiliary ignition jet : en fr
  • DE731481C - Method to prevent incorrect regulation in the absence of a control variable in level control arrangements : de en
  • DE731703C - X-ray device with a time-delayed switch-off device : de en
  • DE731555C - Footwear with an open gap at the front : de en
  • US2310907A - Catalytic conversion apparatus : en
  • FR879093A - Improvements to card assortments : en fr
  • DE731646C - Oil hydraulic actuation system in aircraft with overpressure cabin : de en
  • US2310517A - Saw filing machine : en
  • US2310257A - Impregnating agent for vegetable fibrous materials : en
  • US2310708A - Clamp : en
  • US2310768A - Sterilizing cabinet : en
  • FR878858A - Hydraulic brake device : en fr
  • FR878930A - Device for joining pieces of films : en fr
  • US2310228A - Process for the manufacture of photographic colloids : en
  • US2310604A - Wood cutting machine : en
  • DE731462C - Universal motor for small powers for connection to direct or alternating current of different voltages : de en
  • DE731609C - Electromagnetic control device, especially for cooling systems : de en
  • DE731674C - Remote-controlled regulator for stage lighting : de en
  • DE731729C - Roller bearing for spring roller mills : de en
  • FR878961A - Process for preparing acetyl peroxide : en fr
  • FR879040A - Distributor for switching from start-stop service to synchronous service : en fr
  • GB551235A - Apparatus for drying or other treatment by gaseous currents of fibrous, granular or other loose material : en
  • US2310219A - Match package : en
  • US2310766A - Casting metals : en
  • AU116507B2 - Improved concave construction for harvester threshers : en
  • GB551230A - An improved carrier current communication system : en
  • US2310497A - Railway car : en
  • DE731651C - Warning signs, in particular to indicate that trailers are being carried on trucks : de en
  • GB551232A - Improvements in the manufacture of piston and like packing rings : en
  • US2310492A - Recovering resins from coal : en
  • US2310245A - Fabric treatment : en
  • US2310840A - Lifesaving cushion : en
  • US2310852A - Luminescent light source and method of manufacture : en
  • US2310393A - Double pinion application of power : en
  • FR878926A - Junction and junction box for distribution by underground cables : en fr
  • FR878879A - Linseed oil substitute for oily paints and varnishes : en fr
  • DE731697C - Suction excavator with stone box : de en
  • GB551233A - Improved electric relay devices : en
  • GB551117A - Improvements in or relating to colour photography : en
  • US2310895A - Apparatus for distributing insecticides and germicides : en
  • US2310421A - Corrugator : en
  • US2310887A - Hook-on-and-release mechanism for fighting tanks : en
  • CA410485A - Tube assembling tool : en fr
  • FR879010A - Stretcher system for spinning looms, in particular for the spinning of the stalk : en fr
  • FR878882A - Luminous handle safety razor : en fr
  • IE17867L - Discharge tube assembly : en
  • US2310444A - Dry-type rectifier : en
  • USRE22263E - Shaker conveyer : en
  • DE731575C - Axial flywheel : de en
  • GB551224A - A combined glazing, air-filtering, air-conditioning and ventilating device : en
  • DE731359C - Hairpin, comb or the like with a rough cover : de en
  • FI19495A - Temperature management for the project : en fi
  • DE731410C - Wheelset with rotating shaft and external bearings, preferably for rail vehicles : de en
  • DE731680C - Process for the automatic hanging and hanging of the double edge on the flat weft knitting machine : de en
  • US2310446A - Instrument for indicating the atti : en
  • CA410551A - Measuring instrument : en fr
  • FR879025A - Automatically calibrated distribution for beet, bean, corn and all vegetable and fodder seeds seed drill : en fr
  • US2310808A - Cutting dies for making leather belt parts : en
  • US2310707A - Diary, notebook, and the like : en
  • US2310209A - Adjustable eccentric : en
  • US2310496A - Stoker fired locomotive : en
  • CA410536A - Cutting tool : en fr
  • US2310255A - Pipe handling equipment : en
  • US2310610A - Deflector for grain : en
  • US2310772A - Plastic fan stand : en
  • US2310760A - Refrigeration : en
  • DE731510C - Switchable test transformer consisting of several individual transformers arranged directly one above the other : de en
  • US2310479A - Vitamin preparation for parenteral administration : en
  • US2310551A - Throttle actuating device : en
  • US2310350A - Valve for fuel injection systems : en
  • US2310407A - Machine for checking quotient results : en
  • FI19488A - Maneuvering arrangements for motor vehicles : en fi
  • US2310677A - Regulating valve : en
  • FR879081A - Arrangement of coils in a shielded container : en fr
  • US2310220A - Propulsion mechanism : en
  • US2310780A - Vinyl esters of tertiary carboxylic acids : en
  • FR878992A - Improvements to polyhedral curved sheet containers : en fr
  • FR879100A - Watertight fitting for smooth metal pipes : en fr
  • DE731419C - Measuring transmitter for the investigation of radio receivers or related tasks : de en
  • CA410500A - Container fabricating machine : en fr
  • DE731473C - Solid bread pan made of wood : de en
  • US2310459A - Fluid proportioning device : en
  • US2310898A - Game : en
  • US2310290A - Method of feeding molten glass in plural charges : en
  • DE731608C - Absorption refrigeration apparatus with gas that is absolutely equivalent : de en
  • US2310676A - Rubber coating : en
  • DE731465C - Discharge heated cathode : de en
  • US2310790A - Optical reflecting material : en
  • US2310515A - Nursing bottle and nipple guard : en
  • US2310571A - Toothbrush pack : en
  • US2310889A - Vinyl resin composition and articles of manufacture comprising same : en
  • DE731401C - Automatic release device for rock dust barriers : de en
  • CA410530A - Colouring matter : en fr
  • GB551194A - Improvements in or relating to calculators for electrical networks : en
  • DE731577C - Method of pickling hair : de en
  • DE731580C - Safety device : de en
  • US2310894A - Dry flotation, and media and apparatus therefor : en
  • DE731351C - Permanent magnet runner for electrical machines : de en
  • DE731557C - Device for the production of profile frames on sheet metal : de en
  • US2310704A - Burner means, especially for glassmaking furnaces or tanks : en
  • GB551135A - Improvements in apparatus for processing photographic films : en
  • FR878946A - Alcohol-free drink that can replace beer : en fr
  • FR879099A - Casting machine for press molding with mechanical loading of the pressing chamber : en fr
  • US2310593A - Handrail : en
  • FR878982A - Non-slip sole shoe : en fr
  • US2310405A - Oil seal : en
  • US2310793A - Automobile direction indicator : en
  • US2310200A - Manger : en
  • US2310711A - Mystery toy : en
  • FR878852A - Process for obtaining drinks with persistent foam and drinks comprising application : en fr
  • FR879072A - Manufacturing process of sound discs : en fr
  • DE731304C - Mechanical vibration meters : de en
  • GB551121A - Improvements in and relating to insulation : en
  • FR878948A - Roll press for the production of agglomerates : en fr
  • FR879073A - Process for the constitution of polyamide solutions : en fr
  • FR879028A - Method and apparatus for destroying or preventing foam formation : en fr
  • FR879027A - Process for obtaining potato proteins : en fr
  • DE731515C - Bread cutting machine with disk knife : de en
  • US2310284A - Front end loader : en
  • GB551148A - Pin-drill : en
  • DE731471C - Device for obtaining water from air : de en
  • DE731672C - Auxiliary contact arrangement for switches, in particular electromagnetically operated switches : de en
  • US2310577A - Self-propelled combine-harvester : en
  • US2310652A - Soil builder : en
  • US2310910A - Band-pass amplifier circuits : en
  • USD135022S - Combined flatiron and lamp housing : en
  • US2310287A - Combined holder for screws and screw drivers : en
  • US2310470A - Ventilation of dynamoelectric machines : en
  • US2310660A - Machine and method for making slide fasteners : en
  • US2310418A - Paper feeding device : en
  • AU430342A - Improvements in blow-lamps : en
  • US2310545A - Sound record carrier : en
  • FR879065A - Apparatus for homogenizing and sterilizing milk : en fr
  • GB551139A - Improvements in or relating to electrical condensers : en
  • GB551191A - Improvements relating to slicing machines : en
  • CA410470A - Life saving suit : en fr
  • AU342341A - Improvements in or relating to selecting switches for use in automatic telephone or like signalling systems : en
  • US2310360A - Method of and means for registering bite rims or blocks : en
  • US2310390A - Holder for bottles, etc. : en
  • DE731632C - Working piston with base plate for internal combustion engines : de en
  • DE731402C - Process for the biological production of protein-rich nutrients : de en
  • US2310363A - Printing press dampening roll control : en
  • US2310641A - Display box : en
  • US2310318A - Geochemical prospecting : en
  • DK60573C - Process for the preparation of such glycosides of polyoxy compounds with cyclopentanopolyhydrophenane purification system having at least one free oxygen group in the sterin skeleton. : da en
  • US2310640A - Production of compounds of the cyanine type : en
  • US2310625A - Compression riveter : en
  • CA410572A - Paper coating method : en fr
  • US2310562A - Control device : en
  • CA410499A - Lock : en fr
  • DE731635C - Device for determining contamination in the oil circuit of internal combustion engines : de en
  • DK60586C - Oil cooler device for air-cooled Engines, in particular for Motor Vehicles. : da en
  • DE731634C - Pistons for internal combustion engines : de en
  • US2310289A - Drill bit : en
  • FI19494A - Anordning vid brisansladdad spränggranat med kulfyllning : en fi
  • US2310729A - Process of producing cellulose derivatives : en
  • US2310629A - Protection of pump surfaces : en
  • AU478442A - Machine for setting the edges of top lifts of heels : en
  • US2310539A - Adjustable grille : en
  • USD134976S - Spectacle frame or similar article : en
  • USD134986S - Design foe a toilet seat hinge : en
  • CA410488A - Display package : en fr
  • USD135014S - Design for a dress : en
  • DE731482C - Repair of cracks and broken areas on hard rubber boxes for collector batteries : de en
  • US2310313A - Dispensing device for beverages : en
  • US2310521A - Table : en
  • DE731492C - Department store : de en
  • US2310742A - Transformer : en
  • CA410495A - Container and blank : en fr
  • US2310678A - Barometric regulator : en
  • USD135019S - Design for a dress : en
  • DE731352C - Arrangement for generating symmetrical breakover oscillations with two breakover capacitors in series : de en
  • DE731585C - Wind tunnel system for sound and supersonic flow speeds : de en
  • US2310819A - Conveyer belt : en
  • DE731378C - Expandable and contractible aircraft float : de en
  • US2310468A - Ice making apparatus and method : en
  • US2310527A - Timing mechanism : en
  • US2310813A - Work guide for saw tables : en
  • CA410471A - Caterpillar vehicle : en fr
  • US2310343A - Blasting cartridge : en
  • US2310533A - Paint brush rack : en
  • US2310572A - By-pass type liner hanger : en
  • US2310828A - Chimney or ventilation cowl : en
  • DE731348C - Radio beacon arrangement for navigation over large distances with rotating beacon : de en
  • FR879003A - Melting furnace for die-casting machines : en fr
  • CA410563A - Fluorescent screen : en fr
  • US2310408A - Container : en
  • US2310821A - Chassis frame suspension : en
  • DE731533C - Type printing telegraph receiver : de en
  • GB551242A - Improvements in and relating to methods of casting concrete joists or beams for buildings : en
  • FR879088A - Vehicle testing device : en fr
  • US2310205A - Cement spraying unit : en
  • USD134981S - Design for a separable brooch : en
  • GB551137A - Improvements relating to valve mechanisms : en
  • FR879026A - Elastic coupling plate for shafts or the like : en fr
  • FR878953A - Method and device for vibrating high and thick reinforced concrete walls : en fr
  • DE731415C - Electromechanical oscillation circuit for generating a constant audio frequency : de en
  • US2310822A - Grid construction : en
  • US2310337A - Television transmitting system : en
  • GB551145A - Automatic guard and actuating means therefor for wood turning machines : en
  • FR878887A - Replacement liquid detergents : en fr
  • GB551084A - Improvements in apparatus for the proportionate addition of a solid or liquid to a liquid : en
  • US2310298A - Liquid level control device : en
  • US2310486A - Resilient car wheel : en
  • US2310668A - Reverse twist barbwire : en
  • DE731573C - Process for the gasification of carbonaceous fine-grained, in particular dust-shaped, well materials in a tapping gas generator : de en
  • US2310309A - Fluid control device : en
  • US2310475A - Soap : en
  • US2310426A - Portable deck : en
  • US2310518A - Vacuum control of clutch capacity : en
  • IE16384L - Arylacetonitrile derivatives : en
  • FR879084A - Process for preparing vinyl acetylene from acetylene : en fr
  • US2310482A - Display device for typewriters : en
  • US2310530A - Anvil for stapling machines : en
  • US2310767A - Water recovery device for airships : en
  • DE731607C - Foam destroyer : de en
  • DE731624C - Dragonfly with adjustable bubble size : de en
  • DE731490C - Circumferential regenerative preheater : de en
  • DE731581C - Fuellschachtheizofen for lower burnout with built-in boiler : de en
  • FR878988A - Drying process and related apparatus associated with oven for the subsequent treatment of the dried material : en fr
  • GB551221A - Improvements in and relating to tumbler switches : en
  • US2310321A - Vending machine : en
  • US2310556A - Electric welding machine : en
  • US2310654A - Fishing reel : en
  • DE731725C - Electrical device for coupling automatic goods dispensers with check registers : de en
  • DE731727C - Jaw crusher : de en
  • US2310775A - Motor tractor : en
  • USD134998S - Design for a cover for bibles : en
  • CA410535A - Sleeve and wire connection : en fr
  • FR878889A - Improvement of shoes intended for stopping wagons on railway tracks : en fr
  • US2310788A - Means for inking printing forms : en
  • USRE22265E - Transmission synchronizer : en
  • US2310578A - Method of firing ceramic ware : en
  • US2310830A - Molding apparatus for open type cushions : en
  • US2310903A - Apparatus for effecting smokeless combustion : en
  • DE731716C - Elastic chain drive with a slack for constantly changing vehicle axles, in particular railroad car axles, from which electrical generators or similar devices are driven : de en
  • FR879001A - Sole with articulated rigid elements : en fr
  • DE731074C - Process for the preparation of compounds of the thiazole and selenazole series : de en
  • US2310378A - Lather machine : en
  • US2310879A - Drawer with tilting back wall : en
  • US2310904A - Gas welding table : en
  • US2310431A - Trailer : en
  • CA410469A - Rapid filtration process for grain solubles : en fr
  • DE731616C - Device for generating a light pointer of great length : de en
  • US2310476A - Chair : en
  • DE731509C - Metal electrical resistance : de en
  • US2310570A - Stabilizer : en
  • US2310608A - Colorimeter : en
  • DE731477C - Arrangement for the determination of the character distortion in pressure telegraph systems : de en
  • CA410573A - Organic cellulose derivative manufacture : en fr
  • US2310697A - Pickup device for airplanes : en
  • US2310765A - Aircraft structure : en
  • DE731319C - Process for the preparation of water-insoluble monoazo dyes : de en
  • US2310300A - Register mechanism for indicating instruments : en
  • US2310759A - Drill with adjustable head : en
  • DE731571C - Electric hot water heater : de en
  • GB551213A - Coloured photographic layers : en
  • FR878866A - Oil bath air filter, especially for internal combustion engines : en fr
  • FR878885A - Economical chemical treatment process for manganese ores : en fr
  • CA410478A - Wheel trim ring : en fr
  • DE731754C - Water turbine system for the simultaneous use of several hydroelectric power of different pressures : de en
  • FI19484A - Sätt att conservera trä och and and vegetabiliska fiberämnen : en fi
  • US2310733A - Internal combustion engine : en
  • AU116510B2 - Improvements in blow-lamps : en
  • GB551108A - Improvements in or relating to the manufacture of castellated nuts : en
  • AU116504B2 - Machine for setting the edges of top lifts of heels : en
  • AU116502B2 - Ultrashort wave system : en
  • CA410503A - Automatic press stop : en fr
  • DE731396C - Process for visualizing the cathode ray path in tubes with high vacuum : de en
  • DE731601C - Process for introducing dicarboxylic acid radicals into partially esterified cellulose : de en
  • CA410523A - Cellulose ether recovery : en fr
  • CA410524A - Self-locking screw : en fr
  • US2310854A - Circuit breaker : en
  • US2310333A - Liquid fuel burning apparatus : en
  • FI19477A - Radiomottagningskopplingsanordning med synlig avstämningsindikering : en fi
  • FR879029A - Lifting gear : en fr
  • CA410502A - Beryllium manufacture : en fr
  • DE731505C - Process for the discontinuous fractionation of benzene light oil : de en
  • DE731599C - Remote switch for electric motors, in particular for toy locomotives : de en
  • DE731686C - Device for removing the bottom piece of a stack : de en
  • CA410493A - Stool attachment : en fr
  • DE731640C - Execution of pipes through walls made of concrete or masonry exposed to strong vibrations : de en
  • FR878854A - Extinguishing materials for gas firefighting : en fr
  • GB551103A - Improvement in method of continuously conditioning conductor rolls in continuous electroplating processes : en
  • AU493542A - Improvements in joint washers : en
  • CA410531A - Cheese package : en fr
  • DE731726C - Collecting and depositing device on potato harvesters with throwing wheel : de en
  • GB551155A - An improved process for the production of semi-stiff material and in particular articles of wearing apparel : en
  • GB551204A - Improvements in releasable towing apparatus : en
  • FR878890A - Improvements to heat storage kitchen appliances and corresponding culinary vessels : en fr
  • US2310860A - Railway car grain door : en
  • DE731732C - Process for sucking off the distillation gases from interrupted open ovens : de en
  • GB551113A - Improvements in impregnated fibrous material and impregnating composition and method of making the same : en
  • DE731393C - Process for the preparation of carboxylic ester sulfonic acids : de en
  • FR878981A - Benzol treatment process : en fr
  • CA410540A - Electrical impulse producing system : en fr
  • US2310342A - Balanced direct and alternating current amplifiers : en
  • US2310458A - Paper clip : en
  • US2310796A - Lawn sprinkler : en
  • DE731614C - Direction finding device : de en
  • GB551102A - Improvements in or relating to variable pitch propeller systems for marine vessels : en
  • CA410560A - Separable fastener element manufacture : en fr
  • DE731216C - Molded bodies made from regenerated cellulose or water-swellable cellulose derivatives : de en
  • DE731391C - Self-sealing coke oven door : de en
  • DE731619C - Underfeed firing system : de en
  • DE731744C - Horizontal milling machine with a three-part object : de en
  • FR878867A - Liquid filter inner packing body : en fr
  • GB551120A - Improvements in or relating to colour photography : en
  • GB551140A - Improvements in or relating to airscrews : en
  • DE731656C - Automatic firearm with sliding barrel : de en
  • FR878934A - pulse transmitter for central and secondary stations : en fr
  • DE731612C - Terminal for contact lines : de en
  • FR879016A - Improvements in the treatment of molded bodies or their base material : en fr
  • GB551205A - Improvements in and relating to the manufacture of sulphonamido compounds : en
  • CA410497A - Chain link : en fr
  • FR878983A - Method for improving the light resistance of linear fiber-forming polyamides : en fr
  • FR879076A - Method of manufacturing a rotating casing element applicable to the plug-in housing of a firedamp safety connection device : en fr
  • US2310585A - Method of treating meat trolleys : en
  • US2310779A - Circuit interrupter : en
  • US2310454A - Glass making furnace or tank : en
  • FR878944A - Device for transmitting an electric current from a moving conductor to a fixed conductor : en fr
  • US2310202A - Electronic beacon modulator : en
  • US2310646A - Endless conveyer : en
  • FR878856A - Synchronization device for marine machines : en fr
  • AU140353B2 - Improvements in or relating to electric lamp caps and bonding cement therefor : en
  • CA410520A - Composite metal structure : en fr
  • FR878925A - Processes for obtaining algin, pure or cellulosic alginates, their derivatives and extraction of iodine from low-content solutions : en fr
  • DE731541C - Carrying harness with a load hook bridge carried by two or more cranes and a hook that releases automatically in the event of breakage : de en
  • FI19473A - A sports blouse or other garment with a drawstring waist : en fi
  • GB551147A - Improved process of making steel articles from metal powder : en
  • FR878891A - Process for extracting organic substances contained in cork, for the preparation of detergents, emulsifiers and foamers : en fr
  • FR878976A - Improvements to high voltage equipment : en fr
  • US2310865A - Process for effecting metallurgical reactions regularly and rapidly : en
  • USD135003S - Combination dessert and cake dish : en
  • US2310859A - Manufacture of pottery ware : en
  • US2310221A - Artificial filament and the like : en
  • US2310728A - Electric circuit breaker : en
  • US2310794A - Resins from fused urea : en
  • DE731384C - Saddlebag for bicycles : de en
  • FR878902A - Method of operation of engines supplied with lean gas and town gas : en fr
  • FR878937A - Thread feeding control device for textile and other machines : en fr
  • DE731645C - Circulation pump with electric motor drive : de en
  • FR878927A - Radio receiver station : en fr
  • US2310288A - Drill bit : en
  • US2310471A - Recovery of volatile metals : en
  • GB551098A - Improvements in or relating to method of rifling gun barrels : en
  • FR878883A - Twig shears and wood menu : en fr
  • US2310406A - Ceramic heating element and gas heater embodying the same : en
  • US2310635A - Metal fusing apparatus : en
  • US2310791A - Thermostatic switch : en
  • US2310724A - Automatic transmission : en
  • USD134988S - Design for, an atomizer : en
  • US2310302A - Floor treating machine : en
  • US2310782A - Electronic television transmitter : en
  • CA410576A - Vitreous enamel coated steel article manufacture : en fr
  • CA410474A - Flashlight : en fr
  • DE731337C - Hairdressing veil designed over the entire area : de en
  • DE731345C - Voice coil for electrodynamic vibration converter : de en
  • DE731470C - Ring roller press : de en
  • US2310324A - Modulating system : en
  • USD134997S - Design for an ash tray : en
  • DE710045C - Stray field controller : de en
  • US2310810A - Luminaire : en
  • DE731412C - DC control for electric vehicles with compound motors, especially trolleybuses : de en
  • GB551150A - Improved match holder : en
  • FR879036A - Process for monitoring the piping of mineral oil treatment plants : en fr
  • US2310348A - Fastening device for windows : en
  • DE700516C - Steam heating system : de en
  • US2310210A - Can opener : en
  • US2310661A - Sorting machine : en
  • US2310797A - Frequency variation compensation circuit : en
  • US2310892A - Valve : en
  • FR879008A - Snap-in : en fr
  • DE731457C - Device and mode of operation for feeding planar fodder with green fodder : de en
  • DE731521C - Process for the production of yeast drinks from whey : de en
  • DE731593C - Oxygen breathing apparatus with lung-controlled oxygen supply : de en
  • US2310286A - Voltage regulating system : en
  • US2310882A - Resilient engine mount : en
  • FR878932A - Device for the production of carboxylic acid salts by continuous process : en fr
  • US2310884A - Chute for ammunition and other articles : en
  • DE731508C - Sliding contact built up from layers, preferably made of metal, especially for regulating transformers : de en
  • DE731381C - Height-adjustable drawbar : de en
  • US2310436A - Printing upon fabrics : en
  • US2310741A - Electric translating apparatus : en
  • DE731469C - Hydraulic reversing drive for machine tool tables : de en
  • US2310215A - Continuous retort : en
  • US2310783A - Measuring device : en
  • US2310811A - Cathode-ray tube : en
  • US2310855A - Garment : en
  • US2310316A - Clinch-on nut and method of manufacture : en
  • US2310429A - Electrical musical instrument : en
  • US2310523A - Process for the production of diolefins : en
  • CA410479A - Wheel structure : en fr
  • DE731714C - Electrical switching device for a generator, which works in a buffer circuit with a collector battery : de en
  • DE731587C - Plain bearing and method and device for its manufacture : de en
  • US2310213A - Angular classifying accelerometer : en
  • US2310636A - Automatic cutoff valve : en
  • US2310665A - Sign : en
  • US2310437A - Educational device : en
  • US2310498A - Forming machine : en
  • CA410554A - Weighing scale : en fr
  • DE731617C - Automatic control device : de en
  • US2310365A - Photo voltaic cell : en
  • FR879014A - Cell for the electrolytic production of percompounds : en fr
  • CA410480A - Deep sea fishing reel : en fr
  • US2310381A - Treatment of ferrous bearing metals : en
  • CA410577A - Grating structure : en fr
  • US2310774A - Wiring fixture : en
  • US2310623A - Polarimetric apparatus : en
  • CA410494A - Coffee packing method and machine : en fr
  • CA410511A - Timing device : en fr
  • US2310699A - Flue door shield : en
  • US2310364A - Damper controller : en
  • CA410475A - Industrial furnace : en fr
  • DE731128C - Use of nickel-chromium-iron alloys for exhaust valves and similar machine parts : de en
  • US2310244A - Control of cyclic operations : en
  • US2310277A - Oxygen enrichment : en
  • US2310540A - Corn planter : en
  • US2310605A - Production of sulphur dioxideolefin resins : en
  • US2310725A - Index directory : en
  • FR878931A - Arrangement for electrical monitoring of a self-tripping switch by means of a protective device : en fr
  • FR879037A - Housing or cabinet for cathode ray tubes : en fr
  • CA410519A - Moulded resinous and fibrous material : en fr
  • DE731527C - Process for producing abrasion-resistant markings : de en
  • US2310238A - Firearm : en
  • CA410492A - Shoe lasting increaser : en fr
  • US2310558A - Valve : en
  • US2310755A - Electric circuit breaker : en
  • DE730404C - Completely or partially bulletproof booth : de en
  • DE709186C - typewriter : de en
  • DE731327C - Method for operating pressurized fluid controls, preferably for detonation combustion turbines : de en
  • CA410526A - Radio guiding system : en fr
  • CA410481A - Bicycle lighting system : en fr
  • DE731691C - Device to prevent slipping : de en
  • US2310691A - Toolholder for lathes : en
  • US2310400A - Form liner : en
  • US2310818A - Container : en
  • CA410550A - Measuring instrument : en fr
  • CA410562A - Relaxation oscillator : en fr
  • US2310340A - Film marking system : en
  • US2310826A - Hob : en
  • CA410561A - Knitted fabric : en fr
  • CA410559A - Distillation control apparatus : en fr
  • DE731602C - Conveyor carriage shifting or pulling device driven by a pneumatic cylinder with automatic control : de en
  • US2310260A - Wave length modulation : en
  • DE731400C - Cassette for holding two light-tight separated film strips : de en
  • FR878941A - Film measuring device in a motion picture frame : en fr
  • GB551206A - Improvements in and relating to the manufacture of sulphonamido compounds : en
  • FR878865A - Snap-in for gap filters : en fr
  • GB551093A - Improvements in or relating to brazing : en
  • US2310306A - Method of treating diesel fuels : en
  • US2310690A - Cooking food by electric conductance : en
  • CA410468A - Circuit for integrating and differentiating electric variations : en fr
  • CA410490A - Fastener : en fr
  • US2310839A - Man's undergarment : en
  • CA410547A - Exerciser : en fr
  • US2310602A - Lister : en
  • US2310702A - Purse seine : en
  • US2310911A - Hydration of olefins : en
  • DE731236C - Piezoelectric oscillator or resonator vibrating in air : de en
  • FR878914A - Improvement in so-called split drum winders : en fr
  • DE731418C - Goniometer : de en
  • DE731456C - Dosing device : de en
  • CA410538A - Hydrocarbon recovery from wells : en fr
  • US2310731A - Interpolymers of diallyl itaconate and ethyl methacrylate : en
  • US2310645A - Heating device : en
  • FR879055A - Process for preparing organic compounds containing oxygen : en fr
  • US2310294A - Electromagnetic horn antenna : en
  • GB551218A - Improvements in superchargers for internal combustion engines, and like blowers : en
  • GB551143A - Improvements in and relating to indexing devices for punching presses and the like machines : en
  • US2310253A - Water heater : en
  • US2310398A - Cover construction : en
  • DE731361C - Rodent control pastes : de en
  • US2310531A - Protective device : en
  • US2310600A - Illuminated sign : en
  • US2310285A - Television transmitting system : en
  • US2310341A - Rustless iron : en
  • GB551163A - Strapping machines : en
  • FR878968A - Absorption refrigeration machine : en fr
  • US2310858A - Method and apparatus for the manufacture of pottery ware : en
  • DE731576C - Impeller for fans or pumps : de en
  • US2310771A - Exhaust conduit construction : en
  • FR879063A - Stretching mechanism with floating pressure rollers carried by a pressure lever : en fr
  • FR879015A - Manufacturing process for envelopes and the like : en fr
  • GB551160A - New anthraquinone derivatives : en
  • DE731566C - Type printing telegraph receiver : de en
  • FR878859A - Firedamp safety connection plug : en fr
  • FR878947A - Bottle particularly intended for perfumery : en fr
  • GB551178A - Improvements in and relating to the manufacture of electrical equipment : en
  • GB551157A - Improvements in profile projectors : en
  • CA410539A - Antenna circuit : en fr
  • FI19475A - Fertilization rate for the circulation of the circulating water during continuous absorption : en fi
  • US2310717A - Typewriting machine : en
  • US2310749A - Singaling system : en
  • US2310303A - Tuning device for radio receivers : en
  • US2310402A - Glass insulation unit : en
  • US2310712A - Asphalt or resin shipping container : en
  • DE682682C - Easily detachable connection for model building blocks : de en
  • US2310328A - Square wave generator : en
  • US2310594A - Primer for internal combustion motors : en
  • DE1528844U - : de en
  • GB551131A - Improvements in or relating to cartons : en
  • US2310509A - Lamp attachment : en
  • US2310525A - Sectional die : en
  • DE731366C - Belt change transmission : de en
  • DE731567C - Method for synchronizing television broadcasts using the jump line method : de en
  • CA410542A - Magnetic field structure : en fr
  • DE731568C - Stand light with a stand consisting of telescoping parts : de en
  • CA410578A - Enamelware : en fr
  • DE731018C - Tapped winding for electrical apparatus : de en
  • DE731690C - Painting lock : de en
  • FR878893A - Improvements to traffic lights for cycles and other vehicles : en fr
  • GB551156A - Improvements in or relating to aircraft : en
  • US2310574A - Punchboard : en
  • US2310849A - Safety razor container : en
  • GB551090A - Improvements in electric cut-out or protective systems with automatic circuit breakers : en
  • GB551212A - Improvements in and relating to light-masks for vehicle lamps : en
  • USD135000S - Design for a milk dispenser : en
  • US2310235A - Flock cutter : en
  • DE723733C - Dispenser for cigarette papers : de en
  • US2310325A - Electrical heating unit : en
  • US2310353A - Rear view mirror and bracket : en
  • GB551107A - Improvements in or connected with knurling tools : en
  • FR878963A - Plasticizers and emollients : en fr
  • US2310308A - Alloy : en
  • US2310900A - Indicator for cooking stoves : en
  • FI19493A - Shaver blade : en fi
  • FR879020A - Single-acting vertical steam engine : en fr
  • DE731408C - Device for heating the gaseous working medium, preferably air, using cheap fuels such as coal and peat in thermal power plants : de en
  • DE731475C - Blade attachment to the disc circumference of turbines, compressors, etc. like machines : de en
  • DE731722C - Process for the thermal degradation of synthetic rubber from butadiene emulsion copolymers : de en
  • GB551111A - Improvements in or relating to containers of fibrous sheet material : en
  • GB551197A - An improved carrier current communication system : en
  • FR878911A - Turbine carrying out the expansion of the gases with a view in particular to the production of cold : en fr
  • FR878940A - Infinitely adjustable reducer : en fr
  • US2310214A - Alloy : en
  • US2310278A - Hydrogenating with catalyst : en
  • US2310580A - Chuck : en
  • US2310866A - Luminescent tube : en
  • FR878989A - Process for the manufacture of tasteless enzyme preparations : en fr
  • US2310693A - Satin white and method of making the same : en
  • US2310567A - X-ray apparatus and method of construction : en
  • US2310669A - Concrete form : en
  • US2310872A - Refrigerator : en
  • CA410484A - Metal blank and unit forming method : en fr
  • FR878945A - Mechanism for advancing, in a typewriter, a strip of paper comprising a series of forms to be filled in joined together : en fr
  • FR878895A - Construction system with removable elements : en fr
  • CA410537A - Grinding machine footstock : en fr
  • US2310344A - Blasting cartridge : en
  • US2310912A - Thermo model guide and filler : en
  • FI19474A - Anordningar vid kartotek, arkiv och dylikt : en fi
  • FR879071A - Pre-settling device for the extraction and recovery of fusel oils in continuous distillation apparatus : en fr
  • DE731397C - Device for the electrical determination of the layers penetrated by a borehole : de en
  • US2310438A - Multiplying device : en
  • US2310370A - Pump structure : en
  • US2310573A - Aircraft cabin : en
  • DE731531C - Type printing telegraph receiver : de en
  • US2310415A - Method of and apparatus for controlling digesters : en
  • DE731665C - Incandescent body carrying device for gas glow light : de en
  • USD134996S - Design for an electric switch housing : en
  • US2310236A - Flock cutting machine : en
  • US2310524A - Solvent extraction of hyrocarbon materials : en
  • US2310682A - Method and apparatus for selecting fertile from infertile eggs : en
  • USD135007S - Design for a desk : en
  • GB551240A - Improvements in or relating to ploughs : en
  • US2310262A - Pressure roll adjustment : en
  • US2310462A - Vertical conveyer system : en
  • FR878870A - precipitation electrode for electric dust collectors, consisting of a tissue charged with liquid : en fr
  • GB551079A - Improvement in gyroscopic apparatus : en
  • FR878933A - Method of propelling floating pontoons-cranes and similar vehicles by means of two thrusters : en fr
  • GB551087A - Improvements in picture telegraphy : en
  • US2310231A - Brazing solder : en
  • US2310259A - Stock feed for automatic screw machines : en
  • US2310893A - Method and device for casting plated ingots : en
  • US2310902A - Check valve for door closers : en
  • US2310617A - Wash fountain : en
  • US2310606A - Musical instrument : en
  • US2310227A - Material for the production of multicolor photographs : en
  • FR878876A - Interchangeable heels for shoes : en fr
  • DE731353C - Paint care products for motor vehicles : de en
  • DE731692C - Shoe heel with anti-slip protection : de en
  • FR878878A - Development of mobile devices for taking outlets on live conductors : en fr
  • FR879069A - Alloy for the manufacture of high quality and easily weldable feather tips : en fr
  • US2310868A - Machine for applying hood caps : en
  • US2310455A - Ultra short wave amplifier circuit : en
  • US2310541A - Cleaning machine : en
  • US2310624A - Colorimeter : en
  • US2310626A - Motor driven toothbrush : en
  • US2310804A - Massaging device : en
  • FR878892A - Method of manufacturing the pinions used in the movements of warning gongs : en fr
  • FR878916A - Improvements made to connection and branch terminals for electric wires and cables : en fr
  • USD135001S - Design for a vacuum cleaner casing : en