Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2007-10-04
2009-02-17
Nelson, T. Chase (Department: 2915)
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
Design Patent
active
D0586640
CLAIM:
The ornamental design for a bolt or nut tightening device, substantially as shown and described.
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Matsumura Shozo
Obatake Takayoshi
Torigai Yukio
Eckert Seamans Cherin & Mellott , LLC
Maeda Metal Industries Ltd.
Nelson T. Chase
Silverman Arnold B.
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