| All Patents in class 81/57.39 |
Patents 16 -
24
of 24
      |
| Number | Date | Patentee | Title | Type |
| 3,557,644 | Jan. 26, 1971 | G.W. Gregory | Squeeze Action Wrench | auxiliary levers on wrenches |
| 3,616,714 | Nov. 02, 1971 | G.W. Gregory | Rack and Pinion Squeeze Action Wrench | auxiliary levers on wrenches |
| 3,941,017 | Mar. 02, 1976 | R.G. Voss, P.E. Lenker | Plier Type Ratchet Wrench | ratchet wrenches |
| 4,680,994 | Jul. 21, 1987 | R.P. Singleton | Socket Wrench With Reversing Ratchet | ratchet wrenches |
| 5,022,289 | Jun. 11, 1991 | J.K. Butzen | Ratchet Tool with Flattened Pocket | |
| 5,142,952 | Sep. 01, 1992 | K.C. Happ, M.S. Scolaro, G.A. Putney | Ratchet Tool | |
| 5,231,901 | Aug. 03, 1993 | M.S. Scolaro, G.A. Putney | Ratchet Tool | |
| 5,237,885 | Aug. 24, 1993 | K.C. Happ, M.S. Scolaro, G.A. Putney | Ratchet Tool | |
| 5,983,757 | Nov. 16, 1999 | E.S. Wahoski, B.G. Blise | Ratchet Mechanism with Laminated Parts and Method of Making Same | ratchet wrenches |
