Locking washer

Details Locking washer Locking washer

2008-08-26

2009-10-20

Spear, Robert M (Department: 2915)

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

Design Patent

active

D0602349

CLAIM:
The ornamental design for a locking washer, as shown and described.

REFERENCES:
patent: D26801 (1897-03-01), Spear
patent: D32218 (1900-02-01), Dougherty
patent: D32492 (1900-04-01), Dickason
patent: 2001956 (1935-05-01), England
patent: 4134438 (1979-01-01), Frieberg et al.
patent: D263679 (1982-04-01), Frieberg
patent: D263791 (1982-04-01), Frieberg
patent: D263792 (1982-04-01), Frieberg
patent: D269852 (1983-07-01), Frieberg
patent: D273562 (1984-04-01), Frieberg
patent: D276310 (1984-11-01), Frieberg
patent: 5011351 (1991-04-01), Terry
patent: 2002/0136617 (2002-09-01), Imahigashi

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