| All Patents in class 81/361 |
Patents 1 -
15
of 44
      |
| Number | Date | Patentee | Title | Type |
| 82,994 | Oct. 13, 1868 | E.P. Russell | Nut Wrench | pliers type wrenches |
| 95,706 | Oct. 12, 1869 | V.K. McElheny | Improvement in Combined Pipe-Tongs and Wrench | pipe tongs |
| 125,221 | Apr. 02, 1872 | J.E. Roache | Improvement in Pipe Tongs | pipe tongs |
| 134,440 | Dec. 31, 1872 | J.E. Roache | Pipe-Tongs and Cutters | pipe tongs |
| 138,548 | May 06, 1873 | T. Williams | Combination Tools | combination tools |
| 162,317 | Apr. 20, 1875 | H.R. Sloat | Improved Monkey-Wrench | wrench handle components |
| 178,162 | May 30, 1876 | E.H. Knight | Wrench | screw adjust wrenches |
| 193,547 | Jul. 24, 1877 | M.M. Pettes | Pinchers | pliers |
| 230,595 | Jul. 27, 1880 | G.H. Warren | Wrench | quick adjust wrenches |
| 330,369 | Nov. 17, 1885 | G.A. Barnes | Wrench | screw adjust wrenches |
| 334,387 | Jan. 12, 1886 | H.L. Housholder | Improvements in Pipe-Tongs | pipe tongs |
| 340,516 | Apr. 20, 1886 | W. Moston | Improvement In Pipe-Tongs | pipe tongs |
| 350,199 | Oct. 05, 1886 | H. Hubler | Improvement in Pipe-Tongs and Cutters | pipe tongs |
| 356,492 | Jan. 25, 1887 | C. Morril | Parallel-Jaw Pliers | pliers |
| 398,118 | Feb. 19, 1889 | M.V. Barton | Pipe Wrench | pipe wrenches |
