Claims (1)
Claim 1 (Independent)
I claim the ornamental design for a protective mask, as shown and described.
Full Description
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FIG. 1 is a perspective view of a protective mask.
FIG. 2 is a front side view of the protective mask of FIG. 1 .
FIG. 3 is a rear side view of the protective mask of FIG. 1 .
FIG. 4 is a left side of the protective mask of FIG. 1 .
FIG. 5 is a right side view of the protective mask of FIG. 1 ; and,
FIG. 6 is a top view of the protective mask of FIG. 1 .
Citations
This patent cites (24)
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