| All Patents in class 81/163 |
Patents 16 -
30
of 78
      |
| Number | Date | Patentee | Title | Type |
| 105,336 | Jul. 12, 1870 | J.J. Hull | Nut-Wrench | screw adjust wrenches |
| RE4,450 | Jun. 27, 1871 | A.C. Richard | Albert C. Richard's Improved Screw-Wrench | nut wrenches |
| 123,040 | Jan. 23, 1872 | P. Nichols | Improvement in Wrenches | nut wrenches |
| 150,131 | Apr. 28, 1874 | J.R. Brown | Pipe-Tongs | pipe tongs |
| 178,408 | Jun. 06, 1876 | J.N. Byington | Wrench | screw adjust wrenches |
| 188,968 | Mar. 27, 1877 | J. Shepard | Wrench | screw adjust wrenches |
| 210,684 | Dec. 10, 1878 | J. Goodrich | Improved Wrench and Vise | brace wrenches |
| 216,516 | Jun. 17, 1879 | W.M. Green | Monkey-Wrench | screw adjust wrenches |
| 229,359 | Jun. 29, 1880 | J.C. Beeks | Adjustable Jaw Ratchet Wrench | ratchet wrenches |
| 256,351 | Apr. 11, 1882 | W.F. McGregor | Ratchet Monkey Wrench | ratchet wrenches |
| 258,137 | May 16, 1882 | J. Schwegler | Wrench | screw adjust wrenches |
| 266,595 | Oct. 24, 1882 | W.J. Owen | Screw and Pipe Wrench | ratchet wrenches |
| 275,079 | Apr. 03, 1883 | O.E. Reichling | Improvements in Ratchet Wrenches | ratchet wrenches |
| 279,271 | Jun. 12, 1883 | J.F. Simpson, F.E. Okie | Wrench | ratchet wrenches |
| 281,432 | Jul. 17, 1883 | W. Baxter | Wrench | screw adjust wrenches |
