| All Patents in class 279/6 |
Patents 1 -
10
of 106
      |
| Picture | Number | Date | Patentee | Title |
| | 32,675 | Jul. 02, 1861 | C.H. Alsop | Chuck for Boring Firearm-Cylinders |
| | 75,872 | Mar. 24, 1868 | F. Davidson | Lathe Chuck |
| | 80,928 | Aug. 11, 1868 | J.S. Detrick | Lathe Chuck |
| | 108,306 | Oct. 11, 1870 | C. Van Haagen | Boring and Turning Metal |
| | 109,423 | Nov. 22, 1870 | W.H. King | Lathe Chuck |
 | 114,700 | May 09, 1871 | J.C. Miller | Improvement in Lathe Chucks |
 | 116,517 | Jun. 27, 1871 | O. Wheeler, A.N. Wheeler, J.S. Wheeler | Improved Adjustable Tool Rest |
| | 126,522 | May 07, 1872 | W.E. Cooper | Improvement in Devices for Boring Spherical Seats |
 | 135,515 | Feb. 04, 1873 | M.T. Boult | Improvement in apparatus for turning ovals |
| | 158,007 | Dec. 22, 1874 | W.F. Toothaker | Chucks |
