| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Frederick Brewster | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 5,124X | May 24, 1828 | F. Brewster, J. Johnson | Press for making oil out of flaxseed | ||
| 7,387X | Jan. 24, 1833 | F. Brewster | Polyshare | ||