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Brevetti  Gran Bretagna  1940

 
  • Patent:GB516535 04.01.1940 Webb, Christopher Frederick (P) : comptometer-like adding machine
  • Patent:GB516557 04.01.1940 Webb, Christopher Frederick (P) : comptometer-like adding machine
  • Patent:GB516795 11.01.1940 Burroughs (P) Adding Machine Co : Improvements in or relating to printing calculating or the like machines
  • Patent:GB517389 29.01.1940 NCR (P) : Improvements in or relating to tally strip mechanism for accounting or like calculating machines
  • Patent:GB518033 15.02.1940 Dilot, Leif Torsten August (P), Jacobsson, Gustav Waldemar (P) : Improvements in or relating to supports for calculating machines, typewriters and the like machines
  • Patent:GB518671 05.03.1940 NCR (P) : Improvements in or relating to accounting machines and similar calculating machines
  • Patent:GB518830 08.03.1940 George Albert Rowley : New or improved calculating instrument
  • Patent:GB518840 08.03.1940 Monroe (P) Calculating Machine Comp. : Improvements in Listing Calculators
  • Patent:GB518864 11.03.1940 British Tabulating (P) Mach Co Ltd : Improvements in or relating to calculating machines
  • Patent:GB519040 14.03.1940 NCR (P) : Improvements in or relating to calculating machines and similar accounting machines
  • Patent:GB519843 08.04.1940 British Tabulating (P) Mach Co Ltd : Improvements in or relating to counters
  • Patent:GB519898 09.04.1940 British Tabulating (P) Mach Co Ltd : Improvements in or relating to counters and registers
  • Patent:GB520226 18.04.1940 AEG Fahrkartendrucker GmbH : Improvements in calculating machines
  • Patent:GB520228 18.04.1940 Contraves Ag : Improvements in or relating to electrical methods of and apparatus for
  • Patent:GB520291 19.04.1940 Louis Manuel Llorens : Improvement in computing machine
  • Patent:GB520442 24.04.1940 Albert John Riches English, Electric Co Ltd (P) : Mechanical calculator
  • Patent:GB521471 22.05.1940 Broido, Daniel (P) : Apparatus for ascertaining the value of a desired function of one or two variables
  • Patent:GB521871 03.06.1940 Broido, Daniel (P) : Improvements in or relating to computing, calculating and like apparatus
  • Patent:GB522314 14.06.1940 Baldwin, Richard Everest (P) : Improvements in or relating to record card controlled calculating machines
  • Patent:GB522562 20.06.1940 Remington Rand (P) : Improvements in statistical machines
  • Patent:GB522630 24.06.1940 Edgar Moffat Elwell : Improvements in or relating to indicating apparatus for scoring games
  • Patent:GB522721 25.06.1940 Webb, Christopher Frederick (P) : comptometer-like adding machine
  • Patent:GB523382 12.07.1940 John Wesley Mulligan Vickers Electrical Co Ltd : Calculating devices
  • Patent:GB523442 15.07.1940 Carl Gosta Toreskog, David Gideon Borjesson, Emil : Variable speed ratchet gearing
  • Patent:GB523532 17.07.1940 Remington Rand (P) Inc : Improvements in totalizers for calculating machines
  • Patent:GB524023 29.07.1940 Wanderer (P) Werke : Improvements in or relating to paper-feed mechanism for typewriters or calculating and like machines
  • Patent:GB525178 22.08.1940 NCR (P) : Improvements in or relating to cash registers accounting machines or similar calculating machines
  • Patent:GB525268 26.08.1940 Broido, Daniel (P) : Apparatus for ascertaining the value of a desired function of a
  • Patent:GB525329 27.08.1940 Standard Telephones Cables Ltd : Improvements in or relating to calculating installations and apparatus
  • Patent:GB525330 27.08.1940 Standard Telephones Cables Ltd : Improvements in or relating to electrically operated calculating apparatus
  • Patent:GB525396 27.08.1940 Standard Telephones Cables Ltd : Improvements in or relating to electrically-operated calculator equipment
  • Patent:GB525397 27.08.1940 Standard Telephones Cables Ltd : Improvements in or relating to electrically-operated calculating equipment
  • Patent:GB525398 27.08.1940 Standard Telephones Cables Ltd : Improvements in or relating to electrical calculating apparatus
  • Patent:GB525717 03.09.1940 Benjamin Dawson Porritt Res Ass Of British Rubber : Improvements in and relating to calculating devices for use in the tensile testing of materials
  • Patent:GB525955 09.09.1940 Addressograph Multigraph : Improvements in or relating to record card controlled computing
  • Patent:GB526762 25.09.1940 Arthur Thomas : Improvements in calculating machines
  • Patent:GB527554 11.10.1940 James Robert Kirk : Improvements in or relating to scoring devices for games
  • Patent:GB527962 18.10.1940 Dunlop, John (P) : Improvements relating to calculating apparatus
  • Patent:GB528059 22.10.1940 D Instr De Prec Soc Ind : Improvements in calculating machines
  • Patent:GB528083 22.10.1940 Endre Zolnay : Improvements in or relating to calculating machines
  • Patent:GB528106 22.10.1940 William Edward Johnson : Improvements in printing mechanism for calculating machines
  • Patent:GB528794 07.11.1940 Standard Telephones Cables Ltd : Improvements in calculating devices for direction finders
  • Patent:GB529095 14.11.1940 Jan Robitschek : Improvements in calculators
  • Patent:GB529555 22.11.1940 Louis William Johnstone : Improved ready reckoner device
  • Patent:GB529562 22.11.1940 Morse, Richard Stetson (P) Kodak (P) : Improvements in or relating to means for and a method of carrying out selecting and calculating operations
  • Patent:GB530527 13.12.1940 Daemen, Walter (P) : Improvements in or relating to circular Slide Rules
  • Patent:GB539453 09.01.1940 Burroughs (P) : Improvements in or relating to Calculating or the like Machines
  • Patent:GB540604 23.10.1940 Marchant (P) : Multiplying Apparatus
  • Patent:GB542476 21.08.1940 Broido, Daniel (P) : Calculating machines

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