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Publication numberUSD278883 S
Publication typeGrant
Application numberUS 06/454,726
Publication dateMay 21, 1985
Filing dateDec 30, 1982
Publication number06454726, 454726, US D278883 S, US D278883S, US-S-D278883, USD278883 S, USD278883S
InventorsBengt O. Frieberg
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Reversible friction-ring washer
US D278883 S
Abstract  available in
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  1. The ornamental design for a reversible friction-ring washer, as shown and described.

FIG. 1 is a top plan view of a reversible friction-ring washer, showing my new design;

FIG. 2 is a side-elevational view taken from the bottom of FIG. 1;

FIG. 3 is a side-elevational view taken from the right of FIG. 1;

FIG. 4 is a bottom plan view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US20130001998 *Jan 13, 2011Jan 3, 2013Thomas MayerFitting system for a vehicle seat
U.S. ClassificationD08/399