![[Main Page]](/en/upload/wiki.png)
Main Page
Patent:US982876
| Patent: | US 982876 |
| Title: | Slide Rule |
| Date: | 31.01.1911 |
| Place: | |
| Country: | USA |
| Person: | G. W. Richardson |
| Company: | |
| Internal Links: | Rechenschieber |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US982876 (espacenet), US982876 (uspto) |
Aus der Patentschrift US982876