The ornamental design for a barbecuestove, substantially as shown and described.
FIG. 1 is a front view of a barbecue stove showing my new design;
FIG. 2 is a left side elevational view, the right side being a mirror image
thereof;
FIG. 3 is a rear elevational view thereof; and
FIG. 4 is a top plan view thereof.
The broken line showing in FIG. 1 is for illustrative purposes only and
forms no part of the claimed design, and the recessed cooking area is of
conventional depth.