Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2001-09-25
2004-01-06
Zarfas, Louis S. (Department: 2914)
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
Design Patent
active
D0484786
CLAIM:
The ornamental design for a “wrench drive wingnut”, as shown and described.
REFERENCES:
patent: D274979 (1984-08-01), Hill
patent: D302243 (1989-07-01), Gonzalez
patent: D308820 (1990-06-01), Gonzales
patent: D317705 (1991-06-01), Tinz
patent: D356944 (1995-04-01), Spaulding
patent: D358910 (1995-05-01), Frasier
Levy Deane
Patnaude & Videbeck
Zarfas Louis S,.
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