| All Patents in class 81/131 |
Patents 1 -
15
of 26
      |
| Number | Date | Patentee | Title | Type |
| 16,997 | Apr. 07, 1857 | E. Ripley | Improved Adjustable Pincer-Wrench | wrench combination tools |
| 36,389 | Sep. 09, 1862 | C. Ball | Improvement in Hammers | hammers |
| 49,424 | Aug. 15, 1865 | A.B. Lipsey | Improvement in Gas-Fitter's Tongs | pipe tongs |
| 59,582 | Nov. 13, 1866 | M.H. Freeman | Improvement in Pipe-Tongs | pipe tongs |
| 91,839 | Jun. 29, 1869 | T. Garrick | Improved Combination Tongs | combination tools |
| 114,665 | May 09, 1871 | T. Garrick | Improvement in Household Implements | combination tools |
| 131,357 | Sep. 17, 1872 | A.B. Lipsey | Improvement in Pipe-Tongs | pipe tongs |
| 132,908 | Nov. 12, 1872 | D. Heaton | Improvement in combination tools | hammers |
| 143,367 | Sep. 30, 1873 | A.D. McMaster | Wrench | wedge adjust wrenches |
| 168,360 | Oct. 05, 1875 | E. Wiard | Wrench | nut wrenches |
| 174,909 | Mar. 21, 1876 | A.T. Hyde | Improvement in Wrenches | quick adjust wrenches |
| 317,738 | May 12, 1885 | A.D. Crosby | Combination Tool | combination tools |
| 521,130 | Jun. 05, 1894 | C.V. De Water | Pipe or Nut Wrench | pipe wrenches |
| 560,938 | May 26, 1896 | F.L. Sanders | Wrench | screw adjust wrenches |
| 561,340 | Jun. 02, 1896 | G.F. Rice | Pipe Wrench | pipe wrenches |
