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Publication numberUSD657449 S1
Publication typeGrant
Application numberUS 29/295,021
Publication dateApr 10, 2012
Filing dateSep 20, 2007
Priority dateSep 20, 2007
Publication number29295021, 295021, US D657449 S1, US D657449S1, US-S1-D657449, USD657449 S1, USD657449S1
InventorsErik J. Johnson, Thomas G. Skulley, Michael K. Domroese
Original Assignee3M Innovative Properties Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Filtering face-piece respirator support structure
US D657449 S1
Abstract  available in
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  1. The ornamental design for a filtering face-piece respirator support structure, as shown and described.

FIG. 1 is a perspective view, showing the new design for a filtering face-piece respirator support structure;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view, the right side view being a mirror image thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken line showing forms no part of the claimed design.

U.S. ClassificationD24/110.1