| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Benjamin F. Allen | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 123,604 | Feb. 13, 1872 | B.F. Allen | Improvement in Cutting Tools | milling machine tools | |
| 148,277 | Mar. 10, 1874 | B.F. Allen | Machine for boring chairs | drilling and boring | |
| 162,001 | Apr. 13, 1875 | B.F. Allen | Improvement in chairs | chair maker | |
| 251,686 | Jan. 03, 1882 | B.F. Allen | Boring-machine | wood drilling and boring | |