Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2009-06-18
2009-11-03
Barkai, Raphael (Department: 2915)
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
Design Patent
active
D0603234
CLAIM:
The ornamental design for a ratchet wrench with adjustable working angle, as shown and described.
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patent: 2002/0104410 (2002-08-01), Wang
Barkai Raphael
Gholson Randall H
Shia Banger
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