| All Patents in class 144/234 |
Patents 16 -
30
of 61
      |
| Number | Date | Patentee | Title | Type |
| 396,626 | Jan. 22, 1889 | J.P. Thurman | Cutter-head | cutterheads |
| 451,311 | Apr. 28, 1891 | S.J. Shimer | Cutter-head for wood-working machines | cutterheads |
| 463,555 | Nov. 17, 1891 | S.J. Shimer | Cutter-head | cutterheads |
| 470,462 | Mar. 08, 1892 | B.F. Barnes | Cutter-head | milling machine cutters |
| 526,044 | Sep. 18, 1894 | W. Merrill | Wood-cutting machine | wood grinding machines |
| 527,080 | Oct. 09, 1894 | S.J. Shimer | Cutter-head | cutterheads |
| 529,115 | Nov. 13, 1894 | J. Ettinger | Rotary cutter | cutters |
| 540,075 | May 28, 1895 | S.J. Shimer | Cutter-head | cutterheads |
| 541,100 | Jun. 18, 1895 | J. Kuehnle | Coping head and bit | cutters |
| 547,298 | Oct. 01, 1895 | S.J. Shimer | Cutter-head | cutterheads |
| 553,366 | Jan. 21, 1896 | F. Stutzman | Cutter-head | cutterheads |
| 567,815 | Sep. 15, 1896 | S.J. Shimer | Cutter Head and Bit | cutterheads |
| 581,178 | Apr. 20, 1897 | S.J. Shimer | Cutter-head | cutterheads |
| 602,507 | Apr. 19, 1898 | F.M. Kennedy | Wood molding and sawing machine | molders |
| 604,707 | May 24, 1898 | H.M. Wilcox | Cutter-head | cutterheads |
