Flask

FIG. 1 is a top perspective view of a first embodiment of a flask showing the new design.

FIG. 2 is a front view of the embodiment of FIG. 1 , the rear view being a mirror image thereof.

FIG. 3 is a side view of the embodiment of FIG. 1 , the opposite side view being a mirror image thereof.

FIG. 4 is a top view of the embodiment of FIG. 1 .

FIG. 5 is a bottom view of the embodiment of FIG. 1 .

FIG. 6 is a top perspective view of a second embodiment of a flask showing the new design.

FIG. 7 is a front view of the embodiment of FIG. 6 , the rear view being a mirror image thereof.

FIG. 8 is a side view of the embodiment of FIG. 6 , the opposite side view being a mirror image thereof.

FIG. 9 is a top view of the embodiment of FIG. 6 ; and,

FIG. 10 is a bottom view of the embodiment of FIG. 6 .

The broken lines in the drawings illustrate portions of the flask that form no part of the claimed design.