Patent:US1171753
Patent: | US 1171753 |
Title: | Time computer |
Date: | 15.02.1916 |
Place: | Buffalo, NY und East Orange, NJ |
Country: | USA |
Person: | William C. Serrell |
Company: | John H. Smith |
Internal Links: | |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() ![]() |
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