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The ornamental design for a toothbrush, as shown and described. |
FIG. 1 is a bottom plan view of a toothbrush showing my new design;
FIG. 2 is a side elevation view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is an end view thereof as viewed from the left;
FIG. 5 is an end view thereof as viewed from the right; the side not shown is identical to the side shown;
FIG. 6 is a bottom plan view of a second embodiment of a toothbrush;
FIG. 7 is a side elevational view of the embodiment shown in FIG. 6;
FIG. 8 is a top plan view of the embodiment shown in FIG. 6;
FIG. 9 is an end view of the embodiment shown in FIG. 6 as viewed from the left; and
FIG. 10 is an end view of the embodiment shown in FIG. 6 as viewed from the right; the side not shown is identical to the side shown.
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