| All Patents in class 144/67 |
Patents 16 -
30
of 30
      |
| Number | Date | Patentee | Title | Type |
| 82,096 | Sep. 15, 1868 | J.J. Earley | Improvement in boring and mortising-machines | portable timber mortisers |
| 98,265 | Dec. 28, 1869 | J. Humphrey | Improvement in boring and mortising-machine | mortising machines |
| 108,503 | Oct. 18, 1870 | L.G. Merrill | Improvement in mortising machines | mortising machines |
| 152,079 | Jun. 16, 1874 | M.W. Collins | Improvement in mortising-machines | mortising machines |
| 168,696 | Oct. 11, 1875 | M.G. Wilder, S.H. Wilder, W.H. McNeil, H.C. Tyler | Improvement in mortising machines | mortising machines |
| 239,881 | Apr. 05, 1881 | D.B. Turnbull, C. Seymour, C.C. Strong | Mortising machine | mortising machines |
| 259,000 | Jun. 06, 1882 | W.H. Doane, G.W. Bugbee | Mortising machine | mortising machines |
| 295,162 | Mar. 18, 1884 | W.W. Green | Mortising-machine | mortising machines |
| 417,098 | Dec. 10, 1889 | C. Seymour | Mortising machine | mortising machines |
| 493,501 | Mar. 14, 1893 | S.J. Hicks | Mortising machine | mortising machines |
| 495,209 | Apr. 11, 1893 | C. Seymour | Mortising machine | mortising machines |
| 524,192 | Aug. 07, 1894 | W.J. Clark, W.H. Clark | Mortising machine | mortising machines |
| 581,534 | Apr. 27, 1897 | W.H. Boyle, T.S. Homans | Mortising machine | mortising machines |
| 642,313 | Jan. 30, 1900 | L. Faust, F.W. Lindgren | Hinge-mortising machine | mortising machines |
| 662,390 | Nov. 27, 1900 | W. Black | Mortising-machine | mortising machines |
