Electric toothbrush

[0001]FIG. 1 is a front, top and left-side perspective view of the electric toothbrush showing my new design;

[0002]FIG. 2 is a front elevation view thereof;

[0003]FIG. 3 is a rear elevation view thereof;

[0004]FIG. 4 is a left side elevation view thereof;

[0005]FIG. 5 is a right side elevation view thereof;

[0006]FIG. 6 is an enlarged top plan view thereof;

[0007]FIG. 7 is an enlarged bottom plan view thereof;

[0008]FIG. 8 is a rear, bottom and right-side perspective view thereof;

[0009]FIG. 9 is an enlarged view, of circled portion 9, of FIG. 1, thereof;

[0010]FIG. 10 is an enlarged view, of circled portion 10, of FIG. 4, thereof; and,

[0011]FIG. 11 is an enlarged view, of circled portion 11, of FIG. 5, thereof.

[0012]The broken lines throughout the drawing figures depict portions of the electric toothbrush that form no part of the claimed design.

[0013]The dot-dash broken lines depict the boundaries of the FIGS. 1, 4, 5, 9, 10 and 11 enlargement that forms no part of the claimed design.