Case for electronic device

FIG. 1 is a front perspective view of a case for electronic device, showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines throughout the drawing figures depict portions of the case for electronic device that form no part of the claimed design. The broken lines and regions bounded by broken lines form no part of the claimed design.