| Patent: | GB 507178 |
| Titel: | Improvements in or relating to counters for tabulating and other calculating machines |
| Datum: | 12.06.1939 |
| Ort: | |
| Land: | Großbritannien |
| Person: | |
| Firma: | British Tabulating (P) Mach Co Ltd |
| Links im Rechnerlexikon: | Zähler |
| Schlagworte: | |
| Link zum Patentamt: (ohne Garantie) |  GB507178 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=GB507178) |
Aus der Patentschrift GB507178
- DATUM: 12.06.1939
- TITEL: Improvements in or relating to counters for tabulating and other calculating machines
- PERSON: BRITISH TABULATING MACH CO LTD
- Patent Family: ( Patent:GB507178, Patent:US2224770 )