| All Patents in class 81/152 |
Patents 1 -
15
of 27
      |
| Number | Date | Patentee | Title | Type |
| 24,190 | May 31, 1859 | J.W. Brewster | Wrench | quick adjust wrenches |
| 32,106 | Apr. 16, 1861 | G.W. Martin | Improvement in Wrenches | wrench jaw components |
| 86,597 | Feb. 02, 1869 | W.H. Sible | Wrench | quick adjust wrenches |
| 132,789 | Nov. 05, 1872 | Q.S. Backus | Improvement in wrenches | quick adjust wrenches |
| 188,298 | Mar. 13, 1877 | R. Jones | Coach-Wrench | quick adjust wrenches |
| 226,617 | Apr. 20, 1880 | J.L. Koenig | Cabinet-Maker's Clamp | clamps |
| 333,108 | Dec. 29, 1885 | R.S. Carr | Wrench | quick adjust wrenches |
| 341,503 | May 11, 1886 | A.P. Quigley | Improvements in Monkey-Wrenches | quick adjust wrenches |
| 465,272 | Dec. 15, 1891 | J.M. Iverson | Wrench | quick adjust wrenches |
| 552,795 | Jan. 07, 1896 | F.P. Thompson | Improvements in Monkey Wrenches | quick adjust wrenches |
| 589,046 | Aug. 31, 1897 | C.A. Terry | Wrench | quick adjust wrenches |
| 641,451 | Jan. 16, 1900 | W.T. Hatten | Wrench | quick adjust wrenches |
| 650,077 | May 22, 1900 | W.T. Hatten | Pipe Wrench | pipe wrenches |
| 653,541 | Jul. 10, 1900 | J.J. Barclay | Wrench | quick adjust wrenches |
| 684,233 | Oct. 08, 1901 | W.T. Hatten | Wrench | quick adjust wrenches |
