Dental floss dispenser

FIG. 1 is a perspective view of an ornamental design for a dental floss dispenser;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof opposite the front view;

FIG. 5 is a bottom view thereof opposite the top view;

FIG. 6 is left side view thereof;

FIG. 7 is a right side view thereof opposite the left side view;

FIG. 8 is a perspective view of a second embodiment of an ornamental design for a dental floss dispenser;

FIG. 9 is a back view thereof;

FIG. 10 is a top view thereof;

FIG. 11 is a right side view thereof;

FIG. 12 is a front view thereof opposite the back view;

FIG. 13 is left side view thereof opposite the right side view; and,

FIG. 14 is a bottom view thereof opposite the top view.