Hammer drill

Details Hammer drill Hammer drill

2005-08-16

2005-08-16

Watson, Gary D. (Department: 2915)

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

Design Patent

active

D0508388

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

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patent: D488978 (2004-04-01), Cheung
patent: 2002/0084087 (2002-07-01), Hecht et al.

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