| All Patents in class 30/94 |
Patents 16 -
30
of 41
      |
| Number | Date | Patentee | Title | Type |
| 133,092 | Nov. 19, 1872 | A. Gomersall | Improvement in Pipe-Tongs | pipe tongs |
| 134,440 | Dec. 31, 1872 | J.E. Roache | Pipe-Tongs and Cutters | pipe tongs |
| 147,699 | Feb. 17, 1874 | L.F. Smith | Wrenches | wrench combination tools |
| 149,944 | Apr. 21, 1874 | W.W. Micks | Pipe-Wrenches and Cutters | pipe wrenches |
| 171,789 | Jan. 04, 1876 | T.P. Franke | Pipe Cutter | |
| 174,927 | Mar. 21, 1876 | J.S. Stewart | Pipe Tongs and Cutter | wrench jaw components |
| 176,815 | May 02, 1876 | A. Saunders | Pipe Cutter | pipe cutters |
| 178,617 | Jun. 13, 1876 | J.M. Evarts | Pipe Cutters. &c. | pipe cutting machines |
| 179,546 | Jul. 04, 1876 | H.W. Evans | Improvements in Pipe Cutters and Wrenches | wrench combination tools |
| 183,485 | Oct. 24, 1876 | J. Brewer | Combined Wrench and Pipe-Cutter | pipe wrenches |
| 194,488 | Aug. 21, 1877 | B.L. Walker | Pipe And Nut Wrenches With Cutters | pipe jaw attachments for wrenches |
| 197,658 | Nov. 27, 1877 | A. Ochsner | Pipe-Tongs and Cutter | combination tools |
| 198,709 | Dec. 25, 1877 | W.E. Thornton | Pipe-Wrench With Cutter | pipe tongs |
| 208,440 | Sep. 24, 1878 | W.L. Truland | Pipe-Wrench With Cutter | combination tools |
| 212,369 | Feb. 18, 1879 | J. Gilberds, B. Franklin | Pipe-Wrench With Cutter | pipe wrenches |
