| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents Granted on 1833-07-23 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 7,681X | Jul. 23, 1833 | L. Donnell | Plough | plows | |
| 7,682X | Jul. 23, 1833 | B. Hinkley | Thrashing machine | threshers and thrashers | |
| 7,683X | Jul. 23, 1833 | B. Hinkley | Washing machine | washing machines | |