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Publication numberUSD575213 S1
Publication typeGrant
Application numberUS 29/291,880
Publication dateAug 19, 2008
Filing dateSep 19, 2007
Priority dateSep 19, 2007
Publication number291880, 29291880, US D575213 S1, US D575213S1, US-S1-D575213, USD575213 S1, USD575213S1
InventorsGeorge Kryssing, Sr., George Kryssing, Jr.
Original AssigneeKooks Custom Headers, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Quad core muffler
US D575213 S1
Abstract  available in
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  1. The ornamental design for a quad core muffler, as shown and described.

FIG. 1 is a front view of a quad core muffler round in accordance with the present invention;

FIG. 2 is a top view thereof; and,

FIG. 3 is a bottom view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8439159 *May 14, 2013Alexander BorlaExhaust muffler for internal combustion engines
U.S. ClassificationD12/194