| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents Granted on 1808-03-15 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 833X | Mar. 15, 1808 | W. Wadsworth | Washing machine | washing machines | |
| 834X | Mar. 15, 1808 | W. Wadsworth | Machine for propelling boats | nautical propulsion apparatus | |