Patent
Suchergebnisse für: Western Electric
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Patent:GB345324
23.03.1931 Western Electric (P) Comp. : Computing machines
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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
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Patent:US1378950
24.05.1921 Augustus D. Hargan Western Electric (P) Comp. : Recording key
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Patent:US1489782
08.04.1924 Earl L. Newell Western Electric (P) Comp. : Calculating- and plotting device
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Patent:US1881640
11.10.1932 Harold Glenn Johnstone Western Electric (P) Comp. : Tabulating system
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Patent:US1952868
27.03.1934 Johnstone, Harold G. (P) Western Electric (P) Comp. : Computing system
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Patent:US2034260
17.03.1936 Johnstone, Harold G. (P) Western Electric (P) Comp. : Accounting system
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Patent:US2096429
19.10.1937 Johnstone, Harold G. (P) Western Electric (P) Comp. : Accounting device
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Patent:US2099892
23.11.1937 Johnstone, Harold G. (P) Western Electric (P) Comp. : Perforating apparatus
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Patent:US2225410
17.12.1940 Norbert K. Engst Western Electric (P) Comp. : Computing system
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Patent:US2239524
22.04.1941 Johnstone, Harold G. (P) Norbert Karl Engst Western Electric (P) Comp. : Recording apparatus
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Patent:US2250108
22.07.1941 Johnstone, Harold G. (P) Charles William Robbins Western Electric (P) Comp. : Computing system
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Patent:US2258290
07.10.1941 Johnstone, Harold G. (P) John C. Gates Western Electric (P) Comp. : Computing machine
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Patent:US2366193
02.01.1945 Harold G. Johnstone Western Electric (P) Comp. : Computing system