All Patents in class 81/58.1 |
Patents 31 -
42
of 42
|
Number | Date | Patentee | Title | Type |
2,817,257 | Dec. 24, 1957 | T.J. Kniser | Ratchet Wrench with Supplemental Head Turning Means | ratchet wrenches |
2,954,715 | Oct. 04, 1960 | C.E. Wycech | Open Head Ratchet Wrench | ratchet wrenches |
2,982,160 | May 02, 1961 | R.T. Little | Spinner Drive Means For a Ratchet 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 |
3,726,161 | Apr. 10, 1973 | J.C. Williams, L.D. Gobel, K.T. Purdy | Mechanically Driven Ratchet Wrench | ratchet wrenches |
3,941,017 | Mar. 02, 1976 | R.G. Voss, P.E. Lenker | Plier Type Ratchet Wrench | ratchet wrenches |
4,212,336 | Jul. 15, 1980 | W.C. Smith | Screwdriver | screwdriver handles |
4,907,476 | Mar. 13, 1990 | R.P. Singleton | Socket Wrench With Improved Handle | ratchet wrenches |
5,520,073 | May 28, 1996 | G.L. Socha, C.D. Thompson, D.M. Eggert, G.R. Bakula | Reversible Ratcheting Screwdriver with Spinner and Ergonomic Handle | screwdrivers |
5,711,193 | Jan. 27, 1998 | C.D. Thompson, D.M. Eggert | Reversible Ratcheting Screwdriver with Improved Reversing Ring | |
6,311,584 | Nov. 06, 2001 | T.C. Chu | Ratchet wrench having an additional driving device | ratchet wrenches |