| All Patents in class 81/57.29 |
Patents 1 -
10
of 22
      |
| Picture | Number | Date | Patentee | Title |
 | 68,787 | Sep. 10, 1867 | C.T. Poulton | Improved Brace for Boring, Wrenching, etc. |
 | 137,910 | Apr. 15, 1873 | P.L. Gibbs | Improvement in Railroad Track Wrenches |
 | 541,494 | Jun. 25, 1895 | J.M. Long, C.P. Nixholm | Wrench |
 | 858,892 | Jul. 02, 1907 | A.L. Moss | Wrench |
 | 858,894 | Jul. 02, 1907 | A.L. Moss | Wrench |
 | 873,771 | Dec. 17, 1907 | J. McCoy | Bench screwdriver |
| | 933,639 | Sep. 07, 1909 | C.R. Frink | Bitstock |
 | 1,275,593 | Aug. 13, 1918 | V.V. McMillen, G.M. Overtree | Brace |
 | 1,341,700 | Jun. 01, 1920 | G.D. Alexander | Power-wrench |
 | 1,344,265 | Jun. 22, 1920 | L. Donar | Wrench |
