Patent:GB191214901
Patent: | GB 191214901 |
Title: | Improvements in and relating to Calculating Machines |
Date: | 26.06.1913 |
Place: | |
Country: | Great Britain |
Person: | Cheape, John Albert (P) |
Company: | |
Internal Links: | kette; Kettenaddierer, Sterlingwährung, Großbritannien |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() |
- DATUM: 26.06.1913
- TITEL: Improvements in and relating to Calculating Machines.
- PERSON: CHEAPE JOHN ALBERT GB