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Publication numberUSD351982 S
Publication typeGrant
Application numberUS 29/011,494
Publication dateNov 1, 1994
Filing dateAug 6, 1993
Publication number011494, 29011494, US D351982 S, US D351982S, US-S-D351982, USD351982 S, USD351982S
InventorsTsun-Hsing Chen
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Digital or key card operated electronic door lock
US D351982 S
Abstract  available in
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  1. The ornamental design for digital or key card operated electronic door lock, as shown.

FIG. 1 is a top, front, and right side perspective view of a digital or key card operated electronic door lock showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a rear elevational view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD647781 *Feb 4, 2011Nov 1, 2011D&D Group Pty LtdHandle
USD743774 *Aug 1, 2014Nov 24, 2015Ali NawazImage combination lock
U.S. ClassificationD08/330, D08/301, D08/308, D08/352