Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2008-05-20
2008-05-20
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
D0569207
CLAIM:
The ornamental design for a bolt and nut tightening device, substantially as shown and described.
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Fujimoto Katsuhiro
Kushida Toshihiko
Torigai Yukio
Kratz Quintos & Hanson, LLP
Maeda Metal Industries Ltd.
Nelson T. Chase
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