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Publication numberUSD400178 S
Publication typeGrant
Application numberUS 29/069,523
Publication dateOct 27, 1998
Filing dateApr 24, 1997
Publication number069523, 29069523, US D400178 S, US D400178S, US-S-D400178, USD400178 S, USD400178S
InventorsDanny Liu
Original AssigneeDan-Chief Enterprise Co., Ltd.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Extension coupler
US D400178 S
Abstract  available in
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  1. The ornamental design for an extension coupler, as shown and described.

FIG. 1 is a perspective view of an extension coupler showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

Non-Patent Citations
1AT&T Premises Distribution Products, Adapter--Item No. 267A2, p. 7, 1987.
U.S. ClassificationD13/147