The ornamental design for a dispenserhead, as shown and described.
FIG. 1 is a top plan view from above of a dispenser head showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a perspective view from above and to one side thereof; and,
FIG. 5 is a left side elevation view thereof, while the right side elevation view is a mirror image of FIG. 5.
In the drawings, the broken lines depict environmental subject matter only and form no part of the claimed design.
The container is shown with a symbolic break in its length. The appearance of any portion of the article between the break line forms no part of the claimed design.