The ornamental design for an applicator, as shown and described herein.
FIG. 1 illustrates a perspective view of the applicator showing my new design;
FIG. 2 illustrates a side view thereof;
FIG. 3 illustrates a side view thereof;
FIG. 4 illustrates a side view thereof;
FIG. 5 illustrates a side view thereof;
FIG. 6 illustrates a top view thereof; and,
FIG. 7 illustrates a bottom view thereof.
The broken lines showing the bottom surfaces in FIGS. 1 and 7 are for the purpose of illustrating environmental structure and form no part of the claimed design. The dash and dot lines showing the bottom recesses in FIG. 7 are for the purpose of illustrating voids and form no part of the claimed design. Further, the depth and form of the surfaces inside of the recesses from the bottom view form no part of the claimed design.