| Patent: | GB 316663 |
| Titel: | Improvements in or relating to perforated cards for use in calculating statistical or similar machines |
| Datum: | 03.04.1930 |
| Ort: | |
| Land: | Großbritannien |
| Person: | |
| Firma: | Siemens (P) |
| Links im Rechnerlexikon: | |
| Schlagworte: | |
| Link zum Patentamt: (ohne Garantie) |  GB316663 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=GB316663) |
Aus der Patentschrift GB316663
- DATUM: 03.04.1930
- TITEL: Improvements in or relating to perforated cards for use in calculating statistical or similar machines
- PERSON: SIEMENS AG
- Patent Family: ( Patent:FR679309, Patent:GB316663 )