| Patents for Frank J. Plummer |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 59,514 | Nov. 06, 1866 | F.J. Plummer | Improvement in feed-rollers for planing-machines | wood planers |
| 66,519 | Jul. 09, 1867 | F.J. Plummer | Matcher-head for planer | cutterheads |
| 68,108 | Aug. 27, 1867 | F.J. Plummer | Improvement in clutch-shippers | industrial machine clutches |
| 79,682 | Jul. 07, 1868 | F.J. Plummer | Circular resaw | circular resaws |
| 100,118 | Feb. 22, 1870 | M.W. Clark | Improved blind-slat | |
| 327,588 | Oct. 06, 1885 | F.J. Plummer | Planing-machine | wood planers |
| 404,433 | Jun. 04, 1889 | F.J. Plummer | Wood-planing machine | wood planers |
