Patent:US2257409
Patent: | US 2257409 |
Title: | Typewriting-calculating machine |
Date: | 30.09.1941 |
Place: | |
Country: | USA |
Person: | Schmidt, Fritz (P), Anschutz, Robert (P) |
Company: | Mercedes (P) Büromaschinen Werke Ag |
Internal Links: | |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() ![]() |
- DATUM: 30.09.1941
- TITEL: Typewriting-calculating machine
- PERSON: MERCEDES BUROMASCHINEN WERKE A