The ornamental design for a grill for a vacuumcleaner, as shown and described.
FIG. 1 is a side elevational view of a grill for a vacuum cleaner, showing my new design, as employed on a hand-held vacuum cleaner;
FIG. 2 is a perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof, with a bottom plan view thereof being a mirror image thereof;
FIG. 6 is a left end elevational view thereof, with a right end elevational view thereof being a mirror image thereof; and,
FIG. 7 is a perspective view thereof.
The broken line showing of the hand-held vacuum cleaner and lettering on the grill is for illustrative purposes only and forms no part of the claimed design.