I claim the ornamental design for a beverage dispenser, as shown and described.
FIG. 1 is a first perspective view of a beverage dispenser, showing a first embodiment in accordance with our new design;
FIG. 2 is a second perspective view thereof
FIG. 3 is a front elevational view thereof;
FIG. 4 is a back elevational view thereof;
FIG. 5 is a first side elevational view thereof;
FIG. 6 is a second side elevational view thereof; and,
FIG. 7 is a top view thereof.
The even-length broken lines showing the remainder of the beverage dispenser are for environmental purposes only and form no part of the claimed design.