| All Patents in class 81/92 |
Patents 31 -
45
of 57
      |
| Number | Date | Patentee | Title | Type |
| 550,092 | Nov. 19, 1895 | M.A. Beard | Wrench | quick adjust wrenches |
| 554,994 | Feb. 18, 1896 | W. Holmes, P.D. Dye | Pipe and Nut Wrench | pipe and nut combination wrenches |
| 556,443 | Mar. 17, 1896 | H. Sprague | Wrench | quick adjust wrenches |
| 557,587 | Apr. 07, 1896 | P.M. Knopp | Pipe Wrench | pipe wrenches |
| 574,724 | Jan. 05, 1897 | M.K. Flye | Wrench | quick adjust wrenches |
| 585,125 | Jun. 22, 1897 | I. Sherck | Wrench | quick adjust wrenches |
| 603,530 | May 03, 1898 | E. Henwood | Wrench | quick adjust wrenches |
| 649,321 | May 08, 1900 | S.S. Leach | Sliding Jaw Wrench | quick adjust wrenches |
| 667,143 | Jan. 29, 1901 | E.E. Tryon | Combined Wrench and Cutter | wrench combination tools |
| 767,199 | Aug. 09, 1904 | J.G. Baker | Improved Combination Wrench With Pipe-Cutting Attachment | pipe and nut combination wrenches |
| 818,180 | Apr. 17, 1906 | J.R. Long | Wrench | wedge adjust wrenches |
| 836,571 | Nov. 20, 1906 | C.L. Fortin | Wrench | screw adjust wrenches |
| 869,206 | Oct. 22, 1907 | H.C. Clark | Wrench | pipe wrenches |
| 956,280 | Apr. 26, 1910 | G. Bryar | One-Piece Pipe Wrench | alligator wrenches |
| 983,628 | Feb. 07, 1911 | R.D. Lindsay | Wrench | quick adjust wrenches |
