| All Patents in class 81/111 |
Patents 16 -
30
of 92
      |
| Number | Date | Patentee | Title | Type |
| 421,154 | Feb. 11, 1890 | G.F. Shevlin, J.H. Baker | Wrench | pipe wrenches |
| 454,222 | Jun. 16, 1891 | J.A. Miller | Wrench | quick adjust wrenches |
| 463,131 | Nov. 17, 1891 | G.L. Allen | Can Opener | jar wrenches |
| 464,274 | Dec. 01, 1891 | L.M. Cobb | Pipe and Nut Wrench | alligator wrenches |
| 465,558 | Dec. 22, 1891 | W. Dittrick | Pipe Tongs | pipe wrenches |
| 504,041 | Aug. 29, 1893 | S.E. Kern | Wrench | alligator wrenches |
| 514,000 | Feb. 06, 1894 | J. Green | Combined Wrench and Cutter | pipe wrenches |
| 520,689 | May 29, 1894 | H. Krebs | Wrench | alligator wrenches |
| 526,420 | Sep. 25, 1894 | G.W. Thomas | Combined Pipe and Nut Wrench | wrench combination tools |
| 532,041 | Jan. 08, 1895 | G.W. Dunsworth | Combination-Wrench | axle nut wrench combination tools |
| 556,151 | Mar. 10, 1896 | G.F. Johnson | Wrench | |
| 569,533 | Oct. 13, 1896 | H.C. Atkinson | Combined Pipe Wrench and Cutter | |
| 570,934 | Nov. 10, 1896 | D. Kritcher, C. Weinstein | Combination Tool for Pipe Fitters | combination tools |
| 577,255 | Feb. 16, 1897 | B. Herstein | Wrench | wrenches |
| 578,421 | Mar. 09, 1897 | E.H. Reed | Stay-Bolt Wrench or Chuck | wrenches |
