| All Patents in class 81/403 |
Patents 1 -
10
of 15
      |
| Picture | Number | Date | Patentee | Title |
 | 48,017 | May 30, 1865 | S.F. Gamage | Pipe Wrench |
 | 145,929 | Dec. 30, 1873 | J.R. Brown | Pipe-Tongs |
 | 159,229 | Jan. 26, 1875 | H.C. Stouffer | Improved Pipe-Tongs |
 | 217,450 | Jul. 15, 1879 | J.D. Davis | Pipe-Tongs |
 | 230,634 | Aug. 03, 1880 | H.P. Huntoon | Pipe Tongs |
 | 424,274 | Mar. 25, 1890 | D.H. Coles, J.L. Coles | Parallel Jaw Tool |
 | 433,786 | Aug. 05, 1890 | G.W. Hooks | Wrench |
 | 449,627 | Mar. 31, 1891 | M.H. McNair | Pipe Wrench |
 | 454,917 | Jun. 30, 1891 | H. Phillips | Pipe Wrench |
 | 639,812 | Dec. 26, 1899 | T. Jensen | Improvements in Monkey-Wrenches, Tongs or Similar Tools |
