Patent:GB348105
Patent: | GB 348105 |
Titel: | Improvements in or relating to calculating machines, bookkeeping machines and similar machines |
Datum: | 04.05.1931 |
Ort: | Newark, New Jersey |
Land: | Großbritannien |
Person: | Ens, Emil John (P) |
Firma: | Ellis (P) Adding-Typewriter Company |
Links im Rechnerlexikon: | |
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Link zum Patentamt: (ohne Garantie) | GB348105 |
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