Patent:GB191125313
Brevetto: | GB 191125313 |
Titolo: | Device for Calculating the Interest of a Principal |
Data: | 14.11.1912 |
Luogo: | |
Nazione: | Gran Bretagna |
Persona: | Pivoda, Franz (P) |
Ditta: | |
Link interni: | Zinsrechner |
Keywords: | rechenscheibe, logarithmisch, scheiben |
Link al brevetto: (without guarantee) | ![]() |
- DATUM: 14.11.1912
- TITEL: Device for Calculating the Interest of a Principal.
- PERSON: PIVODA FRANZ AT
Hergestellt von Dr. Rudolf Tassis, Wien als "PRESTO" (Quelle unbekannt)