| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents Granted on 1833-12-20 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 7,878X | Dec. 20, 1833 | N. Mixon | Cotton seed and rice machine | ||
| 7,879X | Dec. 20, 1833 | J.P. Sharp | Plough | plows | |
| GB-183,306,531 | Dec. 20, 1833 | J. Hamilton | Machinery for boring and manufacturing wood; applicable for various purposes | woodworking machines | |