1978-11-06
1980-06-10
Simpson, Othell M.
Bridges
145 61L, 145 71, 145 72, B25G 100
Patent
active
042067944
ABSTRACT:
A ratcheting screwdriver is provided having an integral handle, shank and blade with a receiver body intermediate the handle and blade removably receiving a ratchet drive handle.
REFERENCES:
patent: Re13205 (1911-02-01), Lane
patent: 183235 (1876-10-01), Vassar
patent: 536116 (1895-03-01), Worthington et al.
patent: 613759 (1898-11-01), Cooper
patent: 2271887 (1942-02-01), Kalbeck
patent: 2513509 (1950-07-01), Morts
patent: 2531722 (1950-11-01), Brubeck
patent: 3475999 (1969-11-01), Roberts et al.
patent: 3957096 (1976-05-01), Rodman
Simpson Othell M.
Zatarga J. T.
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