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Publication numberUSD310956 S
Publication typeGrant
Application numberUS 07/064,443
Publication dateOct 2, 1990
Filing dateJun 22, 1987
Publication number064443, 07064443, US D310956 S, US D310956S, US-S-D310956, USD310956 S, USD310956S
InventorsPaul Huska
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Locking screw
US D310956 S
Abstract  available in
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  1. The ornamental design for a locking screw, as shown and described.

FIG. 1 is a perspective view of a locking screw showing my new design.

FIG. 2 is a top view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a front view thereof; and

FIG. 5 is a bottom view thereof.

Non-Patent Citations
1Eskay Catalog 1980 Stock List; p. 31; Round Washer Head (2nd from bottom, 2nd col.).
U.S. ClassificationD08/387