| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for William S. Clark | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 13,845 | Nov. 27, 1855 | J.P. Heacock | Drilling and Screw-Cutting Machine | drill presses | |
| 13,955 | Dec. 18, 1855 | S. Pelton | Horse Power | animal powered apparatus | |