| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for William Dunn | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 1,699X | Apr. 01, 1812 | W. Dunn | Preparing magnesia | ||
| 1,908X | Apr. 08, 1813 | W. Dunn | Mode of preparing magnesia | ||
 | 61,042 | Jan. 08, 1867 | J.L. Beers | Improvement in sawmills | |
 | 161,600 | Apr. 06, 1875 | O.P. Doray | Improvement in machines for making rope molding | |
 | 241,633 | May 17, 1881 | W. Dunn | Saw-set | |