| All Patents in class 81/315 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 330,369 | Nov. 17, 1885 | G.A. Barnes | Wrench | screw adjust wrenches |
| 599,379 | Feb. 22, 1898 | C.E. Billings | Wrench | quick adjust wrenches |
| 1,717,725 | Jun. 18, 1929 | A.A. McGill | Sliding Jaw Tool | quick adjust wrenches |
| 2,539,852 | Jan. 30, 1951 | J.J. McCoy | Lever and Link Feed, Worm-Adjustable Sliding Jaw Wrench | quick adjust wrenches |
| 3,190,154 | Jun. 22, 1965 | W.C. Chapman | Adjustable End Wrench with Locking Means | screw adjust wrenches |
| 3,858,258 | Jan. 07, 1975 | P.S. Stevens | Multiple Hand Tool | wrench combination tools |
| 4,375,174 | Mar. 01, 1983 | S.E. Shanley, Jr. | Adjustable End Wrench Releasable Locking Feature | screw adjust wrenches |
