We claim the ornamental design for a toothbrush sanitizer with dental floss dispenser, as shown and described.
FIG. 1 is a top perspective view of the electric toothbrush sanitizer with dental floss dispenser.
FIG. 2 is a bottom perspective view thereof.
FIG. 3 is a front view thereof.
FIG. 4 is a rear view thereof.
FIG. 5 is a left side elevation view thereof.
FIG. 6 is a right side elevation view thereof.
FIG. 7 is a top plan view thereof.
FIG. 8 is a bottom view thereof.
FIG. 9 is a bottom perspective view with a cover panel in open position, showing the floss dispenser inside; and,
FIG. 10 is a top perspective view thereof showing how a toothbrush may be inserted into the sanitizer.
In the drawings, the broken line showing of a toothbrush represents an environmental subject matter, and the remaining broken lines illustrate unclaimed portions of the design; the broken lines form no part of the claimed design.