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Search results for: Western Electric


 
  • Patent:GB345324 23.03.1931 Western Electric (P) Comp. : Computing machines
  • Patent:SE137162 30.09.1946 G.R. Stibitz Western Electric (P) Comp. : Räknemaskin enligt det bi-kvinära systemet samt sätt att multiplicera mångsiffriga tal i en sådan maskin
  • Patent:US1378950 24.05.1921 Augustus D. Hargan Western Electric (P) Comp. : Recording key
  • Patent:US1489782 08.04.1924 Earl L. Newell Western Electric (P) Comp. : Calculating- and plotting device
  • Patent:US1881640 11.10.1932 Harold Glenn Johnstone Western Electric (P) Comp. : Tabulating system
  • Patent:US1952868 27.03.1934 Johnstone, Harold G. (P) Western Electric (P) Comp. : Computing system
  • Patent:US2034260 17.03.1936 Johnstone, Harold G. (P) Western Electric (P) Comp. : Accounting system
  • Patent:US2096429 19.10.1937 Johnstone, Harold G. (P) Western Electric (P) Comp. : Accounting device
  • Patent:US2099892 23.11.1937 Johnstone, Harold G. (P) Western Electric (P) Comp. : Perforating apparatus
  • Patent:US2225410 17.12.1940 Norbert K. Engst Western Electric (P) Comp. : Computing system
  • Patent:US2239524 22.04.1941 Johnstone, Harold G. (P) Norbert Karl Engst Western Electric (P) Comp. : Recording apparatus
  • Patent:US2250108 22.07.1941 Johnstone, Harold G. (P) Charles William Robbins Western Electric (P) Comp. : Computing system
  • Patent:US2258290 07.10.1941 Johnstone, Harold G. (P) John C. Gates Western Electric (P) Comp. : Computing machine
  • Patent:US2366193 02.01.1945 Harold G. Johnstone Western Electric (P) Comp. : Computing system

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