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Brevetti  Gran Bretagna  1952

 
  • Patent:GB665046 16.01.1952 British Tabulating (P) Mach Co Ltd : Improvements in and relating to electrical calculating machines
  • Patent:GB665612 30.01.1952 British Tabulating (P) Mach Co Ltd : Improvements in or relating to calculating machines
  • Patent:GB666454 13.02.1952 Clifford Percival Stutchbury : Improvements in or relating to mathematical instruments
  • Patent:GB667706 05.03.1952 : educational Device for teaching multiplication and division
  • Patent:GB667794 05.03.1952 British Tabulating (P) Mach Co Ltd : Improvements in or relating to calculating machines
  • Patent:GB668878 26.03.1952 Hoisington Paul, Robert : Improvements in or relating to computing devices
  • Patent:GB669563 02.04.1952 Murray, John Mackay : Apparatus for making calculations relating to the loading of beams and ships
  • Patent:GB669986 09.04.1952 British Tabulating (P) Mach Co Ltd : Improvements in and relating to calculating machines for performing division
  • Patent:GB670031 09.04.1952 Arthur Edward Roulston : Improvements in electrical calculating apparatus
  • Patent:GB672288 21.05.1952 Sodeco (P), Societe des Compteurs de Geneve : An improved drum counter for apparatus indicating telephone charges
  • Patent:GB672771 28.05.1952 Ing. C. Olivetti (P) und C. S.A. : An improved multiplying mechanism for calculating machines
  • Patent:GB673287 04.06.1952 British Tabulating (P) Mach Co Ltd : Improvements in or relating to calculating machines
  • Patent:GB673759 11.06.1952 British Tabulating (P) Mach Co Ltd : Improvements in calculating apparatus
  • Patent:GB673915 11.06.1952 Brunsviga (P) Maschinenwerke Grimme und Natalis : Improvements in or relating to typewriters, calculating machines or other office machines
  • Patent:GB673926 18.06.1952 Larsen, Fridthiof Oscar Valdema (P) Duba Ab : Improvements in electrically operated calculating machines
  • Patent:GB674321 25.06.1952 British Tabulating (P) Machine Comp. Ltd. : Improvements in or relating to selectively controlled recording apparatus
  • Patent:GB674726 02.07.1952 Triumph-Werke (P) Nürnberg AG : Improvements in or relating to the coupling of the platen with the platen ratchet of typewriting, calculating and like machines
  • Patent:GB674952 02.07.1952 David Thomas Davis British Tabulating (P) Mach Co Ltd : Improvements in and relating to calculating apparatus
  • Patent:GB675090 02.07.1952 Herman Otto Hartley : Improvements in and relating to calculating apparatus
  • Patent:GB675091 02.07.1952 Ernst Hafner : Apparatus for determining the most economical working speeds of
  • Patent:GB675775 16.07.1952 British Tabulating (P) Mach Co Ltd : Improvements in and relating to calculating machines
  • Patent:GB676416 30.07.1952 Leslie Delfin : Improvements in calculating machines
  • Patent:GB676622 30.07.1952 RCA Corp : Calculating electron discharge device
  • Patent:GB676672 30.07.1952 Remington Rand (P) : Improvements in or relating to electronic counters or accumulators for
  • Patent:GB678299 03.09.1952 Albert John Keen British Tabulating (P) Mach Co Ltd : Improvements in or relating to calculating machines
  • Patent:GB679813 24.09.1952 Cyril George Holland Martin : Improvements in or relating to calculating machines
  • Patent:GB679924 24.09.1952 Carl Conrad Hagel und Herman Hagel : A slide-rule for use in betting
  • Patent:GB679993 24.09.1952 Bull (P) Sa Machines : Improvements in or relating to electronic calculating or accounting
  • Patent:GB680131 01.10.1952 John Reginald Malby und Patrick Rolland Maciver : Improvements in or relating to calculating apparatus
  • Patent:GB680546 08.10.1952 Hitch, Frederick Alexander Nige (P) Nat Res Dev : Improvements in or relating to electrical calculating machines
  • Patent:GB680580 08.10.1952 Stein, Sidney (P) Seaforth Engineering Company : Improvements in adding machines
  • Patent:GB680992 15.10.1952 NCR (P) : Calculating machines
  • Patent:GB681028 15.10.1952 NCR (P) : Accounting and similar Calculating Machines
  • Patent:GB681036 15.10.1952 NCR (P) : Accounting and similar Calculating Machines
  • Patent:GB682740 12.11.1952 Franz Josef August Huber : True air-speed computer
  • Patent:GB682782 19.11.1952 CSF : Improvements in or relating to calculating machines
  • Patent:GB683185 26.11.1952 Erhard Mettler : Improvements in or relating to calculating instruments
  • Patent:GB683601 03.12.1952 Raymond Louis Andre Valtat : Improvements in or relating to calculating machines
  • Patent:GB683765 03.12.1952 David Thomas Davis British Tabulating (P) Mach Co Ltd : Improvements in and relating to calculating apparatus
  • Patent:GB684512 17.12.1952 Liebmann, Gerhard (P) Ass Elect Ind : Improvements relating to calculating apparatus
  • Patent:GB707487 14.01.1952 Herzstark, Curt (P) : Calculating-apparatus

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