| All Patents in class 144/227 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 13,096 | Jun. 19, 1855 | J. Newton | Method of securing cutters to rotary disks | cutterheads |
| RE2,728 | Aug. 13, 1867 | J. Newton | Securing cutters to disks | cutterheads |
| 213,607 | Mar. 25, 1879 | J.G. Baker | Improvement in machines for rounding the inner and outer edges of wooden rings | specialty woodworking machines |
| 292,388 | Jan. 22, 1884 | W. Trigg | Cutter-head | cutterheads |
| 369,785 | Sep. 13, 1887 | F. Gleason | Cutter-head | cutterheads |
| 507,920 | Oct. 31, 1893 | A. Robbins, D. Murray | Hoop-dressing machine | hoop making machines |
| 601,932 | Apr. 05, 1898 | G.R. Boyd | Cutter-head | cutterheads |
| 864,420 | Aug. 27, 1907 | E. Haber | Rotary cutterhead | cutterheads |
| 909,401 | Jan. 12, 1909 | E. Haber | Reamer | reamers |
