The ornamental design for a toothpastedispensingtoothbrush, as shown and described.
FIG. 1 is an exploded top plan view of a toothpaste dispensing toothbrush
showing my new design with the broken lines showing a toothpaste tube and
cap being for illustrative purposes only and forming no part of the
claimed design;
FIG. 2 is an assembled side elevational view of the toothpaste dispensing
toothbrush, the opposite side being a mirror image;
FIG. 3 is a bottom plan view of FIG. 2;
FIG. 4 is a right end elevational view of FIG. 2; and,