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Brevetti  Gran Bretagna  1920

 
  • Patent:GB113791 20.05.1920 Siemens (P) und Halske AG : Improvements in or relating to Means for Checking Workmens Time.
  • Patent:GB123725 03.05.1920 Noonan, John Joseph (P) : Improvements in Cloth Measuring and Value Computing Machines.
  • Patent:GB123989 02.09.1920 Poor Charles Lane : Improvements in Calculating Instruments
  • Patent:GB125974 19.07.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Calculating Machines
  • Patent:GB125998 01.04.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Transfer Mechanism for Calculating Machines
  • Patent:GB125999 05.02.1920 Odhner, Valentin Jakob (P) Odhner (P) : Improvements in or relating to Zeroising Mechanism for Calculating Machines
  • Patent:GB126305 30.07.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Transfer Mechanism for Calculating Machines
  • Patent:GB126308 14.10.1920 Lasker, William Walter (P) : Improvements in Machines for Automatically Compiling, Recording and reckoning Statistics by means of sharped ot perforated Cards
  • Patent:GB126624 13.05.1920 Liedstrand, Karl Emil Leonard (P) : Improvements in Cards adapted for Statistical or similar purposes
  • Patent:GB128207 26.08.1920 Lasker, William Walter (P) : Improvements in Machines for Sorting Statistical Cards and the like.
  • Patent:GB128217 02.09.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Locking Devices in Calculating Machines of the Cam-disk and Pin-wheel Type
  • Patent:GB128220 13.09.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Means for Shifting the Totalizing-counter Carriage in Calculating Machines of the Pin-wheel and Cam-disc Type
  • Patent:GB128221 20.05.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Revolution Counters for the Actuator Wheels in Calculating Machines of the Cam Disc and Pin Wheel Type
  • Patent:GB128563 22.04.1920 Svensson, Eric Elias (P) : Improvements in Detent Mechanism for Calculating Machines
  • Patent:GB128564 16.09.1920 Ford, Hannibal Choate (P) : Improvements in or relating to Range Keeping or Predicting Instruments
  • Patent:GB128565 16.09.1920 Ford, Hannibal (P) : Improvements in or relating to Calculating Instruments for use in Gunnery
  • Patent:GB128569 17.09.1920 Hannibal Choate Ford : Improvements in or relating to Range Keepers or like Instruments
  • Patent:GB129290 04.10.1920 Ford, Hannibal Choate (P) : Improvements in or relating to Apparatus for Electric Step-by-step Signalling Systems
  • Patent:GB129291 04.10.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Revolutions-counting Mechanism for Calculating Machines of the Pin-wheel and Cam-disk Type
  • Patent:GB131602 04.03.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Mechanism for Shifting the Totalising
  • Patent:GB131607 18.11.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Arresting Devices for the Operating Crank in Calculating machines
  • Patent:GB134217 15.04.1920 Original Odhner (P) Ab : Improvements in or relating to the Carriage Mechanism of Calculating Machines of the Pin-wheel and Cam-disk Type
  • Patent:GB134221 20.05.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Zeroizing Mechanism for Calculating Machines
  • Patent:GB136150 02.07.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to Locking Means for the Operating Crank of Calculating Machines
  • Patent:GB136179 08.01.1920 Appleyard, Rollo (P) : Apparatus for Calculating Differences in Height Above Sea-level from Barometer Readings
  • Patent:GB136180 08.01.1920 Appleyard, Rollo (P) : Range Calculator
  • Patent:GB136181 08.01.1920 Appleyard, Rollo (P) : Improvements in and relating to Aircraft Air+speed Indicators.
  • Patent:GB136182 08.01.1920 Appleyard, Rollo (P) : Apparatus for Ascertaining the Logarithmic Decrement of Damped
  • Patent:GB136183 08.01.1920 Appleyard, Rollo (P) : Apparatus for Determining the Limiting Angle of Approach of a Vessel
  • Patent:GB137190 08.01.1920 Ravald, Leonard Palin (P) : Apparatus for counting and indicating the points scored by players in the game of billiards and the like
  • Patent:GB137268 08.01.1920 Buffard, Charles Francois (P) : Improvements in or relating to traffic control and ticket systems for use therein
  • Patent:GB137913 29.01.1920 Robinson, Rochfort Wybrants : A complete current and perpetual calendar
  • Patent:GB138146 05.02.1920 Ommanney, Patrick Gream Nelson (P) : Instrument for facilitating calculations depending on the relations between the pressures, densities, temperatures and percentage compositions of gases, and the recording of observations of these quantities
  • Patent:GB138566 12.02.1920 Bradley, Edgar Davies (P) und Gray, George (P) und Gray, Earle (P) : Improvements in and relating to means for measuring and indicating continuous length of material
  • Patent:GB138944 26.02.1920 Harry Cahen : Improvements in apparatus for calculating gun elevations, deflections, fuse settingsand other quantities used in gunnery
  • Patent:GB139018 26.02.1920 Webb, John Racker (P) Ransome Ver Mehr Machinery Com : Improvements relating to mixing machines
  • Patent:GB139201 09.09.1920 Blaustein, Joseph (P) : Improvements in calculating machines
  • Patent:GB139202 09.09.1920 Blaustein, Joseph (P) : Adding and subtracting apparatus
  • Patent:GB139340 04.03.1920 Albert Charles Chew : Improvements in or connected with Slide Rules
  • Patent:GB139385 04.03.1920 Smithson, Thomas Henry Joseph (P) : Improvements in counting and scoring apparatus
  • Patent:GB139463 08.07.1920 Odhner, Valentin Jakob (P) : Improvements in or relating to transfer mechanism for calculating machines
  • Patent:GB139551 11.03.1920 Goldberg, Solomon Harry (P) : Improvements in machine for counting and arranging hairpins or like forked articles
  • Patent:GB139689 11.03.1920 Grover, Frederick (P) Forgrove Mach : An apparatus for counting and delivering predetermined numbers of pills
  • Patent:GB141136 09.04.1920 Arthur Trevor Dawson George Thomas Buckham Vickers (P) Ltd. : Improvements in or relating to ordnance sighting apparatus
  • Patent:GB143462 19.05.1920 NCR (P) : Improvements in and relating to denomination selecting mechanism for cash registers of the single key-bank type
  • Patent:GB143559 23.12.1920 Trinks, Franz (P) : Improvements in or relating to calculating machines
  • Patent:GB143964 01.06.1920 Oswald, George Winzar (P) : Improvements in and relating to calculating devices of the slide rule type
  • Patent:GB144161 10.06.1920 Pollen, Arthur Hungerford (P) und Landstad, Halvor Folkestad (P) : Improvements in and relating to indicators for distance travelled foruse in aircraft
  • Patent:GB144361 07.06.1920 Haddan, Alfred John Henry (P) NCR (P) : Improvements in Cash Registers.
  • Patent:GB144367 07.06.1920 NCR (P) : Improvements in total printing mechanism for cash registers and the like
  • Patent:GB144543 07.06.1920 NCR (P) : Improvements in and relating to the printing mechanism of cash registers and typing machines
  • Patent:GB144558 17.06.1920 Garden, William Brownie (P) : Apparatus for the counting of coin in bulk
  • Patent:GB144750 14.06.1920 Burroughs (P) Adding Machine Co : Improvements in or relating to adding or like machines
  • Patent:GB145139 22.06.1920 Phillips, Frederick (P) : Improvements in or relating to taximeters
  • Patent:GB145382 22.06.1920 Phillips, Frederick (P) : Improvements in or relating to taximeters
  • Patent:GB145810 08.07.1920 May, William James (P) : Improvements in bomb-sighting and course-steering apparatus for use with aeroplanes and the like
  • Patent:GB145934 08.07.1920 Fitzsimons, Ricardo Robert (P) Swaine, Walter Cecil Trevor (P) : Improvements in and relating to counting apparatus for marine engines
  • Patent:GB146046 08.07.1920 Glover , Albert William (P) George Glover & Co Ltd : Improvements in gas meter indicators
  • Patent:GB146312 16.12.1920 Krupp (P) AG : Percussion fuse for projectiles
  • Patent:GB146613 12.07.1920 Toshiichi, Arimitsu (P) : Improvements in and relating to apparatus for use in solving nautical problems or plane and spherical trigonometry
  • Patent:GB146614 12.07.1920 Toshiichi, Arimitsu (P) : Improvements in and relating to apparatus for use in solving nautical problems or plane and spherical trigonometry
  • Patent:GB147241 06.07.1920 Roach, Ernest (P) : Improvements in and relating to computing apparatus for use in gunnery
  • Patent:GB147366 22.07.1920 Oswald, George Winzar (P) : Improvements in and relating to calculating apparatus adapted to deal with non-decimal monetary weight, measure and like systems
  • Patent:GB148455 10.07.1920 Kübler, Carl, Carl : Calculating Apparatus
  • Patent:GB148678 05.08.1920 Anderson, Alexander (P) : Improvements in means for locating the source of sounds
  • Patent:GB149158 12.08.1920 Keesey, Edward Walton (P) : Improvements in trigonometric calculators
  • Patent:GB149414 10.08.1920 Greenfield, Joseph (P) (Wade, H.) : Improvements in or relating to indicating mechanism for gas-meters
  • Patent:GB149501 19.08.1920 Forbes, John Hynd (P) : Improvements in apparatus for registering and indicating distances
  • Patent:GB149505 19.08.1920 Ahern, Albert Michael (P) : Improvements in and relating to means for feeding and counting sheets
  • Patent:GB149935 06.04.1920 Kemmerich, Otto (P) : Apparatus for assisting the addition of long columns of figures
  • Patent:GB150021 30.08.1920 Phillips, Frederick (P) : Improvements in or relating to devices for use in giving change
  • Patent:GB150060 26.08.1920 Kilburn, B. E. D. Ford Instrument Company : Improvements in or relating to electric step-by-step signalling apparatus
  • Patent:GB150103 02.09.1920 Leonard Charles Bygrave : A calculating instrument for aerial navigation purposes
  • Patent:GB150470 09.09.1920 Orme, Thomas Armitage (P) und Stansfield, Albert (P) Meters Ltd : Improvements in and relating to counting apparatus
  • Patent:GB150471 09.09.1920 Wimperis, Harry Egerton (P) und Horsley, Edward Cecil (P) : Mechanism for solving spherical triangles
  • Patent:GB150507 09.09.1920 Thornton, A. A. Measuregraph Company : Improvements relating to apparatus for measuring off lengths of cloth
  • Patent:GB150813 06.09.1920 Stevens, William James (P) : Improvements in or relating to course and distance calculators and the like
  • Patent:GB150970 11.09.1920 Kuhrt, Ernst (P) : Multiplying and Typing Apparatus
  • Patent:GB151058 07.09.1920 Burdick, Charles Laurence (P) : Improvements in coin counting and packeting machines
  • Patent:GB151670 16.09.1920 Sidney Bernard Burns und Walter Francis Baker : Improvements in and relating to calculating apparatus for computing wages, percentages and the like
  • Patent:GB151908 07.10.1920 Leyland, John Lawton (P) : Improvements in shaft couplings
  • Patent:GB152174 14.10.1920 Avery, W; Avery, T; Burrows, J Avery Ltd W & T Jesse Josiah Burrows : Improvements in counting mechanism particularly applicable for use in combination with automatic weighing scales
  • Patent:GB152390 04.10.1920 Barker, John Paul (P) : Improvements in ticket punches.
  • Patent:GB152533 21.10.1920 Pickard, Ernest (P) Aktiebolaget Orginal-Ohdner (P) : Improvements in and applicable to cages for pit shafts and like
  • Patent:GB152640 29.12.1920 Peirce, John Royden (P) : Statistical data representation systems and co-operating differential mechanism for perforated record card controlled statistical machines.
  • Patent:GB153344 02.11.1920 Rogers, F. H. Liberty Systems Corp : Improvements in and relating to apparatus for selecting or checking statistical cards
  • Patent:GB154248 29.11.1920 Wilkinson Brothers And Co Inc : Improvements in and relating to calculating machines
  • Patent:GB154297 22.11.1920 McKellen, Samuel Dunseith (P) und Woodall, Henry (P) : Improvements in or relating to instruments for indicating speeds and registering distances
  • Patent:GB154336 27.11.1920 Brown, George Lawton (P) : Improvements in and relating to card index systems
  • Patent:GB154756 09.12.1920 John St Vincent Pletts : Improvements in Slide Rules
  • Patent:GB155329 14.12.1920 Charles Henry Tallmadge : Improvements in and relating to methods of summation in card
  • Patent:GB155344 08.12.1920 Charles Herbert Booth Halstead Best : Improved calculating device or slide rule
  • Patent:GB155352 13.12.1920 Drake, Tom (P) Linotype Machinery Ltd : Improvements in or relating to the keyboard mechanism of typographical composing and other key controlled machines
  • Patent:GB155355 13.12.1920 Koop, Paul Gerhard (P) : Improved means for indicating the quantity of oil in liquid fuel tanks
  • Patent:GB155379 20.12.1920 John MacGillivray : Improvements in calculating instruments
  • Patent:GB155713 30.12.1920 Sokal, S. Maschinenwerke zu Frankfurt am Main : Improvements in and relating to surface measuring machines
  • Patent:GB156311 29.12.1920 Frank Edward Guy : Improvements in and relating to calculating machines
  • Patent:GB159096 01.03.1920 Schramm, A.J. (P) : Adding and subtracting apparatus
  • Patent:GB167699 16.01.1920 Darnley, Percey Henry (P) and Richards, Barnett (P) : Teaching arithmetic.-A device for facilitating the learning of multiplication and division
  • Patent:GB172909 10.07.1920 Kübler, Carl : Calculating Apparatus
  • Patent:GB191328164 04.03.1920 Greve, John E. (P) Wanderer (P) Werke : Method of and Apparatus for Controlling the Colour Ribbons in Calculating Machines
  • Patent:GB1919134833 29.04.1920 Fabrique des Montres Zénith : Improvements in circular slide rules

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