| All Patents in class 81/356 |
Patents 31 -
45
of 80
      |
| Number | Date | Patentee | Title | Type |
| 514,752 | Feb. 13, 1894 | E.A. Humphrey | Wrench | pipe and nut combination wrenches |
| 518,041 | Apr. 10, 1894 | J.A. Lowe | Wrench | wrench handle components |
| 519,774 | May 15, 1894 | M.C. Randleman, Z.S. Randleman | Improved Adjustable Tongs, Wrench and Vise | combination tools |
| 538,166 | Apr. 23, 1895 | J.A. Hunt | Wrench | screw adjust wrenches |
| 539,012 | May 07, 1895 | A.E. Smith | Pipe Wrench | pipe wrenches |
| 543,331 | Jul. 23, 1895 | J.C. Burgess | Pipe Wrench | pipe wrenches |
| 545,323 | Aug. 27, 1895 | J.E. Wakefield | Pipe Wrench | pipe wrenches |
| 568,365 | Sep. 29, 1896 | R. McMillen | Wrench | quick adjust wrenches |
| 574,487 | Jan. 05, 1897 | H.J. Kapka | Wrench | screw adjust wrenches |
| 576,602 | Feb. 02, 1897 | J.A. McCawley | Wrench | quick adjust wrenches |
| 578,249 | Mar. 02, 1897 | M.D. Letteer | Combination Tool | wrench combination tools |
| 588,365 | Aug. 17, 1897 | R. Stocker | Adjustable Spanner | quick adjust wrenches |
| 606,317 | Jun. 28, 1898 | G.R. Van Schoick | Wrench | quick adjust wrenches |
| 610,831 | Sep. 13, 1898 | O.F. Roberts | Pipe Wrench | pipe wrenches |
| 623,188 | Apr. 18, 1899 | J.F. Skersick, J.W. Skersick | Wrench | auxiliary levers on wrenches |
