| All Patents in class 81/399 |
Patents 1 -
10
of 28
      |
| Picture | Number | Date | Patentee | Title |
 | 79,724 | Jul. 07, 1868 | J.R. Brown | Improvement in Pipe-Tongs |
 | 133,092 | Nov. 19, 1872 | A. Gomersall | Improvement in Pipe-Tongs |
 | 134,440 | Dec. 31, 1872 | J.E. Roache | Pipe-Tongs and Cutters |
| | 134,798 | Jan. 14, 1873 | W.J. Hallefas | Griping-Tongs |
 | 136,089 | Feb. 18, 1873 | E.S. Moulton | Pipe-Wrenches |
 | 168,291 | Sep. 28, 1875 | G. Selden | Pipe-Tongs |
 | 216,014 | Jun. 03, 1879 | H. Banister | Pipe-Tongs |
 | 244,269 | Jul. 12, 1881 | C.H. Lovrien | Pipe Tongs |
 | 457,064 | Aug. 04, 1891 | E.M. Watson | Pipe Wrench |
 | 485,152 | Oct. 25, 1892 | S. Cook | Wrench |
