| All Patents in class 81/161 |
Patents 16 -
24
of 24
      |
| Number | Date | Patentee | Title | Type |
| 632,082 | Aug. 29, 1899 | A. Anderson | Wrench | quick adjust wrenches |
| 635,463 | Oct. 24, 1899 | C.W. Bradshaw | Wrench | quick adjust wrenches |
| 719,590 | Feb. 03, 1903 | R.H. Hearn | Wrench | quick adjust wrenches |
| 722,665 | Mar. 17, 1903 | M. Barber | Wrench | quick adjust wrenches |
| 722,920 | Mar. 17, 1903 | E.C. Smith | Wrench | quick adjust wrenches |
| 728,007 | May 12, 1903 | W.H. Preston | Wrench | quick adjust wrenches |
| 767,311 | Aug. 09, 1904 | R.W. Huettl, G.W. Otis | Wrench | screw adjust wrenches |
| 800,988 | Oct. 03, 1905 | A.B. Cook | Wrench | screw adjust wrenches |
| 1,429,812 | Sep. 19, 1922 | J. Van Horn | Wrench | screw adjust wrenches |
