Case for electronic device

FIG. 1 is a front isometric view of a case for electronic device showing our new design;

FIG. 2 is a rear isometric view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a right view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The dot-dash-dot broken lines represent a boundary of the claimed design and form no part thereof. The dash-dash-dash broken lines illustrate portions of the case for electronic device that form no part of the claimed design.