| All Patents in class 81/145 |
Patents 1 -
15
of 60
      |
| Number | Date | Patentee | Title | Type |
| 17,844 | Jul. 21, 1857 | G.B. Phillips | Hand-Wrench | quick adjust wrenches |
| 47,067 | Mar. 28, 1865 | A.Y. McDonald | Improved Wrench | screw adjust wrenches |
| 59,571 | Nov. 13, 1866 | W. Evans | Improvement in Wrenches | quick adjust wrenches |
| 108,738 | Oct. 25, 1870 | G.C. Taft | Wrench | wrench handle components |
| 133,422 | Nov. 26, 1872 | F.L. Delfer | Wrenches | quick adjust wrenches |
| 135,856 | Feb. 11, 1873 | J. Smiley | Improvement in Monkey-Wrenches | quick adjust wrenches |
| 138,932 | May 13, 1873 | H.F. Read | Improvement in Wrenches | quick adjust wrenches |
| 170,860 | Dec. 07, 1875 | B.F. Joslyn | Wrench | quick adjust wrenches |
| 192,920 | Jul. 10, 1877 | B.F. Joslyn | Wrench | nut wrenches |
| 200,348 | Feb. 12, 1878 | S. Schwerdt | Wrench | quick adjust wrenches |
| 220,134 | Sep. 30, 1879 | H.A. French | Wrench | quick adjust wrenches |
| 284,598 | Sep. 11, 1883 | T. Buskirk, C.A. Blomquist | Wrench | quick adjust wrenches |
| 288,432 | Nov. 13, 1883 | J.M. Harland | Wrench | screw adjust wrenches |
| 450,516 | Apr. 14, 1891 | W.O. Lee | Wrench | pipe and nut combination wrenches |
| 450,707 | Apr. 21, 1891 | B.F. Bennett | Wrench | quick adjust wrenches |
