| All Patents in class 81/185.1 |
Patents 16 -
30
of 107
      |
| Number | Date | Patentee | Title | Type |
| 134,207 | Dec. 24, 1872 | W. Kearney | Adjustable Pipe-Tongs | pipe tongs |
| 144,253 | Nov. 04, 1873 | J.R. Brown | Pipe-Tongs | pipe tongs |
| 145,085 | Dec. 02, 1873 | W.C. Bemis | Wrenches | pipe and nut combination wrenches |
| 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 |
| 174,927 | Mar. 21, 1876 | J.S. Stewart | Pipe Tongs and Cutter | wrench jaw components |
| 197,658 | Nov. 27, 1877 | A. Ochsner | Pipe-Tongs and Cutter | combination tools |
| 203,822 | May 21, 1878 | D. Fisher | Pipe-Wrench | wrench jaw components |
| 212,795 | Mar. 04, 1879 | D. Fisher | Pipe and Nut Wrench | wrench jaw components |
| 242,130 | May 31, 1881 | S.E. Hurlbut | Wrench | alligator wrenches |
| 283,378 | Aug. 21, 1883 | G.W. Cook | Pipe Wrench | pipe jaw attachments for wrenches |
| 286,653 | Oct. 16, 1883 | H.A. Thompson | Wrench | screw adjust wrenches |
| 331,053 | Nov. 24, 1885 | N.H. Griffith | Wrench | |
| 341,815 | May 11, 1886 | H. Newton | Pipe Wrench | self-adjust wrenches |
| 344,978 | Jul. 06, 1886 | I. Morse | Pipe Wrench | pipe wrenches |
