|Publication number||USD657449 S1|
|Application number||US 29/295,021|
|Publication date||Apr 10, 2012|
|Filing date||Sep 20, 2007|
|Priority date||Sep 20, 2007|
|Publication number||29295021, 295021, US D657449 S1, US D657449S1, US-S1-D657449, USD657449 S1, USD657449S1|
|Inventors||Erik J. Johnson, Thomas G. Skulley, Michael K. Domroese|
|Original Assignee||3M Innovative Properties Company|
|Export Citation||BiBTeX, EndNote, RefMan|
|Classifications (1) |
|External Links: USPTO, USPTO Assignment, Espacenet|
Filtering face-piece respirator support structure
US D657449 S1
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.