US D250047 S
Abstract available in
FIG. 1 is a perspective view of a breathing mask showing our new design;
FIG. 2 is a left side elevation thereof;
FIG. 3 is a rear perspective view thereof;
FIG. 4 is a bottom perspective view thereof, and
FIG. 5 is a right side elevation of a modified embodiment of the mask illustrated in FIG. 1.
The broken lines representing the human form is shown for illustrative purposes only.