T-handle drill

Details T-handle drill T-handle drill

1995-07-25

1997-01-21

Gandy, James M.

Tools and hardware

Other tools and implements

With relative movement of parts while performing function

Patent

active

D03774422

REFERENCES:
patent: D295714 (1988-05-01), Sasaki et al.
patent: D296655 (1988-07-01), Yonezawa et al.
patent: D320917 (1991-10-01), Fushiya et al.
patent: D323606 (1992-02-01), Chang
patent: D327619 (1992-07-01), Tsai
patent: D329580 (1992-09-01), Sasaki et al.
patent: D335073 (1993-04-01), Anthony et al.
patent: D339046 (1993-09-01), Fushiya et al.
patent: D340394 (1993-10-01), Okumura
patent: D340396 (1993-10-01), Ichikawa
patent: D342430 (1993-12-01), Saito et al.
patent: D345682 (1994-04-01), Sasaki et al.
patent: D362167 (1995-09-01), Zurwelle
patent: 5230261 (1993-07-01), Akazawa et al.
New Equipment Digest, Sep. 1984, p. 48, disclosing a Milwaukee 3/8" Driver/Drill.
Hardware Age, Oct. 1986, p. 130, disclosing 3/8", two-speed cordless driver drill made by Truecraft Tools.
Compilation of drill designs from 1975-1990, dated 1990.

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