Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent
2003-04-10
2004-03-23
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
D0487688
CLAIM:
The ornamental design for a spring clamp, as shown.
REFERENCES:
patent: D350892 (1994-09-01), Sorensen
patent: D399729 (1998-10-01), Chen
patent: 6336386 (2002-01-01), Lee
patent: D457409 (2002-05-01), Noniewicz
Brass Robert L.
Lewis Steven W.
Andoll Gregory
Dorman Ira S.
Zarfas Louis S,.
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