The ornamental design for a pantyhose, substantially as shown and described.
FIG. 1 is a front elevational view of a pantyhose, showing my new design,
the broken lines indicating a fragmentary human figure are shown for
illustrative purposes only;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a right side elevational view thereof, the left side being a
mirror image thereof;