| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Ashton Johnson | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 7,811X | Nov. 19, 1833 | J. Martin | Machine for cutting spun tobacco | tobacco machinery | |
| 7,812X | Nov. 19, 1833 | J. Martin | Machine for spinning tobacco | tobacco machinery | |