Cover for an electronic device

FIG. 1 is a bottom front isometric view of a cover for an electronic device showing the claimed design;

FIG. 2 is a bottom rear isometric view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation 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; and,

FIG. 8 is a bottom plan view thereof.

The dashed broken lines in the figures show portions of the cover for an electronic device that form no part of the claimed design.

The dot-dash broken lines in the figures show boundaries that form no part of the claimed design. The area within the dot-dash broken lines forms no part of the claimed design.