Patent:US441233
Patent: | US 441233 |
Title: | Adding and Recording Machine |
Date: | 25.11.1890 |
Place: | |
Country: | USA |
Person: | Felt, Dorr E. (P) |
Company: | |
Internal Links: | Comptometer |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() ![]() |
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Patent: | US 441233 |
Title: | Adding and Recording Machine |
Date: | 25.11.1890 |
Place: | |
Country: | USA |
Person: | Felt, Dorr E. (P) |
Company: | |
Internal Links: | Comptometer |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() ![]() |