The ornamental design for a rotatablegrillingdevice, as shown and described.
FIG. 1 is a top perspective view of a rotatable grilling device showing our new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a front elevational view thereof, the rear being a mirror image thereof;
FIG. 6 is a right side elevational view thereof, the left side being a mirror image thereof;
FIG. 7 is a top perspective view thereof, shown in environmental use;
FIG. 8 is a top perspective view thereof, shown in environmental use, in an open state; and,
FIG. 9 is a top perspective view thereof, in an open and disassembled state.
The broken lines shown in FIGS. 7 and 8 are for the purpose of illustrating environmental structure and form no part of the claimed design. The broken lines shown in FIG. 9 represent lead lines and form no part of the claimed design.