Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2001-10-04
2003-04-08
Barkai, Raphael (Department: 2912)
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
Design Patent
active
D0472777
CLAIM:
The ornamental design for a “combination gas valve wrench and water valve wrench”, as shown and described.
REFERENCES:
patent: D130756 (1941-12-01), Howard
patent: D282046 (1986-01-01), Dumond et al.
patent: D287927 (1987-01-01), Zankich
patent: D301010 (1989-05-01), Renna
patent: 5456278 (1995-10-01), Morris et al.
patent: D438437 (2001-03-01), Halstead
patent: 6382055 (2002-05-01), Ross
Barkai Raphael
Karich Eric
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