The ornamental design for a double-ended applicator, as shown and described.
FIG. 1 is a perspective view of a double-ended applicator embodying our design, with the pad-supporting ends and the center recessed section being shown in broken lines for illustrative purposes only and forming no part of the claimed design;
FIG. 2 is a side elevation view of the double-ended applicator depicted in FIG. 1, with the opposite side elevation view being a mirror image thereof;
FIG. 3 is a top elevation view of the double-ended applicator depicted in FIGS. 1 and 2, with the bottom elevation view being a mirror image thereof;
FIG. 4 is an end elevation view of the smaller end of the double-ended applicator shown in FIGS. 1-3;
FIG. 5 is an end elevation view of the double-ended applicator opposite that shown in FIG. 4;
FIG. 6 is a perspective view of the double-ended applicator similar to FIG. 1, but depicting material application pads on the ends of the applicator, with the pads being shown in broken lines for environmental purposes only and forming no part of the claimed design;
FIG. 7 is a top elevation view of the double-ended applicator as shown in FIG. 6, with the bottom elevation view being a mirror image thereof;
FIG. 8 is a side elevation view of the double-ended applicator as shown in FIGS. 6 and 7, with the opposite side elevation view being a mirror image thereof;
FIG. 9 is an end elevation view of the smaller end of the double-ended applicator as shown in FIGS. 6-8; and,
FIG. 10 is an end elevation view of the double-ended applicator opposite that shown in FIG. 9.