Drill guide

Details Drill guide Drill guide

2002-01-08

2003-05-06

Coles, Doris V. (Department: 2913)

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

Design Patent

active

D0474093

CLAIM:
The ornamental design for a drill guide, as shown.

REFERENCES:
patent: 1895990 (1933-01-01), Harcharick
patent: 2997900 (1961-08-01), Pugsley
patent: 3874810 (1975-04-01), Russell
patent: 3890058 (1975-06-01), Self et al.
patent: 4242016 (1980-12-01), Faris
patent: 4349301 (1982-09-01), Boyajian
patent: D274033 (1984-05-01), Miller
patent: 4572715 (1986-02-01), Wolff
patent: D291528 (1987-08-01), Degen
patent: 5310296 (1994-05-01), McCurry
patent: D392534 (1998-03-01), Degen et al.
patent: 5797708 (1998-08-01), Bencic

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