Breast Pump

FIG. 1 is a front perspective view of a breast pump showing the claimed design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a rear, right-side perspective view thereof, the rear, left-side perspective view being a mirror image thereof.

The broken lines in the figures show portions of the breast pump that form no part of the claimed design.