| All Patents in class 279/58 |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
 | 63,438 | Apr. 02, 1867 | G. Stackpole | Improvement in bit-braces |
| | 148,670 | Mar. 17, 1874 | J. Donaldson, W.L. Collins | Regulators for Governors to Steam-Engines |
 | 303,478 | Aug. 12, 1884 | G.W. Wright | Tool Handle |
| | 902,191 | Oct. 27, 1908 | P.A. Whitney | Chuck |
 | 1,184,758 | May 30, 1916 | J.A. Leland | Chuck |
| | 1,250,864 | Dec. 18, 1917 | J.F. Halstead | Chuck |
 | 1,606,972 | Nov. 16, 1926 | H. Nielsen | Chuck |
 | 1,930,022 | Oct. 10, 1933 | H.E. Tautz | Chuck |
 | 2,147,227 | Feb. 14, 1939 | G.B. Ambler | Drill sharpening machine |
| | 2,489,023 | Nov. 22, 1949 | R.M. Gamble | Lathe |
