All Patents in class 81/61 |
Patents 106 -
115
of 115
|
Number | Date | Patentee | Title | Type |
2,810,313 | Oct. 22, 1957 | R.W. Hermanson | Open-End Ratchet Wrenches of the Spanner Type | spanner wrenches |
3,019,682 | Feb. 06, 1962 | T.G. Hare | Reversible Ratchet Type Wrench | ratchet wrenches |
3,286,560 | Nov. 22, 1966 | J.R. Murray | Ratchet Wrench | ratchet wrenches |
3,413,877 | Dec. 03, 1968 | F.J. Teichmeier | Ratchet Wrench | ratchet wrenches |
3,742,787 | Jul. 03, 1973 | C.L. Whiteford | Reversible drive ratchet hand tool with spherical handle | screwdrivers |
5,461,950 | Oct. 31, 1995 | D.J. Iwinski | T-Shaped Reversible Ratchet Tool | ratchet wrenches |
5,713,251 | Feb. 03, 1998 | G. Ulics, D.J. Iwinski, G.A. Zurbuchen | Composite Box Wrench with Ratchet Module Insert | ratchet wrenches |
5,921,158 | Jul. 13, 1999 | J.H. Hoff, R.J. Slusar | Sealed Reversible Ratchet Wrench | ratchet wrenches |
6,318,216 | Nov. 20, 2001 | M.Q. Thompson, M.E. DeVecchis, D.M. Eggert, S.T. Spracklin | Composite Box Wrench with Reinforcing and Retaining Structure | nut wrenches |
6,792,830 | Sep. 21, 2004 | M.L. Foster, M.T. DeKeuster | Unidirectional Ratchet Wrench | ratchet wrenches |