| All Patents in class 81/108 |
Patents 1 -
10
of 21
      |
| Picture | Number | Date | Patentee | Title |
 | 42,489 | Apr. 26, 1864 | J.C. Johnson | Improvement in Gas-Tongs |
 | 54,694 | May 15, 1866 | R. Cox | Pipe Wrench |
 | 62,177 | Feb. 19, 1867 | J. Balmore | Improved Pipe-Tongs and Cutter |
 | RE2,600 | May 14, 1867 | J. Balmore | Improvement in Pipe-Tongs and Cutter |
 | 78,047 | May 19, 1868 | J.L. Brierly | Improvement in Pipe-Wrench and Cutter |
 | 87,972 | Mar. 16, 1869 | H. Richter | Gas Plier |
 | 182,492 | Sep. 19, 1876 | H.C. Stouffer | Pipe-Wrench |
 | 221,633 | Nov. 11, 1879 | J.H. Vinton | Pipe-Wrench |
 | 287,193 | Oct. 23, 1883 | J.L. Taylor | Pipe Wrench |
 | 343,233 | Jun. 08, 1886 | A.H. Esten | Pipe-cutter |
