Screwdriver

Details Screwdriver Screwdriver

2003-01-29

2004-01-06

Hyder, Philip S. (Department: 2912)

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

Design Patent

active

D0484767

CLAIM:
The ornamental design for a screwdriver, as shown and described.

REFERENCES:
patent: D334128 (1993-03-01), Gomas
patent: D335074 (1993-04-01), Hahn
patent: D338385 (1993-08-01), Shu
patent: D376528 (1996-12-01), Krapowicz
patent: D379750 (1997-06-01), Thompson et al.
patent: D393582 (1998-04-01), Amtenbrink et al.
patent: D401831 (1998-12-01), Moody
patent: D413782 (1999-09-01), Krapowicz
patent: D419847 (2000-02-01), Chen
patent: D425387 (2000-05-01), Shiao
patent: D432382 (2000-10-01), Hsu
patent: D440479 (2001-04-01), Hsiao

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