Patent:GB232030
Patent: | GB 232030 |
Titel: | A new or improved calculator or score card for use more particularly in conjunction with the playing of games |
Datum: | 16.04.1925 |
Ort: | |
Land: | Großbritannien |
Person: | |
Firma: | Chad Valley Company Ltd |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | GB232030 |
- DATUM: 16.04.1925
- TITEL: A new or improved calculator or score card for use more particularly in conjunction with the playing of games
- PERSON: CHAD VALLEY COMPANY LTD