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| All Patents in class 81/322 | |||||
| Number | Date | Patentee | Title | Type | |
| 156,370 | Oct. 27, 1874 | W.R. Moore | Improvement in wrenches | axle nut wrench combination tools | |
| 567,945 | Sep. 15, 1896 | E.L. Keith | Lock Jaw Wrench | quick adjust wrenches | |
| 1,355,470 | Oct. 12, 1920 | J.H. Hall | Pipe Wrench | pipe wrenches | |
| 1,772,428 | Aug. 05, 1930 | J.J. Palotce | Pliers, Tongs, or the Like | combination tools | |
| 1,879,452 | Sep. 27, 1932 | J.J. Palotce | Pliers, Etc. | combination tools | |
| 2,259,216 | Oct. 14, 1941 | H.W. Small | Wrench | screw adjust wrenches | |