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Publication numberUSD538883 S1
Publication typeGrant
Application numberUS 29/232,887
Publication dateMar 20, 2007
Filing dateJun 24, 2005
Priority dateJun 24, 2005
Publication number232887, 29232887, US D538883 S1, US D538883S1, US-S1-D538883, USD538883 S1, USD538883S1
InventorsWilliam R. Watson, John W. Stockhowe
Original AssigneeChampion Laboratories, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Stepped filter housing
US D538883 S1
Abstract  available in
Images(2)
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Claims(1)
  1. We claim the ornamental design for a stepped filter housing, as shown and described.
Description

FIG. 1 is a perspective view of the stepped filter housing, the material shown in dotted lines not being a part of my design;

FIG. 2 is a side view thereof, the material shown in dotted lines not being a part of my design;

FIG. 3 is a top view thereof; and,

FIG. 4 is a plan view thereof, the material shown in dotted lines not being a part of my design.

Classifications
U.S. ClassificationD23/209