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The ornamental design for toothbrush, as shown and described. |
FIG. 1 is a bottom plan view of a toothbrush, showing my new design;
FIG. 2 is a side elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view of the toothbrush shown with the head in a flattened position so as to clearly disclose the arrangement of the bristle tufts;
FIG. 5 is a sectional view taken along line 5--5 of FIG. 4;
FIG. 6 is a left end elevational view of the toothbrush as shown in FIG. 1.
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