| All Patents in class 81/DIG.5 |
Patents 1 -
15
of 25
      |
| Number | Date | Patentee | Title | Type |
| 230,595 | Jul. 27, 1880 | G.H. Warren | Wrench | quick adjust wrenches |
| 300,717 | Jun. 17, 1884 | F.W. Merrick | Wrench | wrench combination tools |
| 310,019 | Dec. 30, 1884 | A.G. Bayles | Combined Wrench and Gage For Gas Service-Pipe Cocks | wrench combination tools |
| 359,833 | Mar. 22, 1887 | J.M. Basinger | Clamp | C clamps |
| 363,331 | May 17, 1887 | W.J. Hammer | Combination Tool | combination tools |
| 473,617 | Apr. 26, 1892 | B.H. Dunlap | Socket Wrench | axle nut wrenches |
| 481,230 | Aug. 23, 1892 | J. Hoval | Nut and Bolt Wrench | nut wrenches |
| 509,252 | Nov. 21, 1893 | A. Shepard | Wrench | wrench handle components |
| 526,420 | Sep. 25, 1894 | G.W. Thomas | Combined Pipe and Nut Wrench | wrench combination tools |
| 527,643 | Oct. 16, 1894 | A.L. Winge | Wrench | quick adjust wrenches |
| 540,790 | Jun. 11, 1895 | G.W. Johnson | Pipe Tongs | pipe tongs |
| 578,249 | Mar. 02, 1897 | M.D. Letteer | Combination Tool | wrench combination tools |
| 588,438 | Aug. 17, 1897 | R. Whitaker, J.W. Johnson | Wrench | alligator wrenches |
| 591,893 | Oct. 19, 1897 | E.B. Smith | Wrench | quick adjust wrenches |
| 669,742 | Mar. 12, 1901 | A. Dudly | Wedge-Grip Sliding-Jaw Wrench | quick adjust wrenches |
