FIG. 1 is a front perspective view of a case for electronic device showing our new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a rear perspective view thereof;
FIG. 9 is an enlarged view of the portion 9 encircled in FIG. 4;
FIG. 10 is an enlarged view of the portion 10 encircled in FIG. 5; and,
FIG. 11 is an enlarged view of the portion 11 encircled in FIG. 6.
The dashed broken lines in the drawings illustrate portions of the case for electronic device that form no part of the claimed design. The uneven dot-dash broken lines in the drawings define the boundaries of the claimed design and form no part thereof. The dot-dot-dash broken lines in the drawings encircle portions of the claimed design that are illustrated in enlargements and form no part of the claimed design.