The ornamental design for a case for electroniccommunicationdevice, as shown and described.
FIG. 1 is a perspective view of a case for electronic communication device showing my new design;
FIG. 2 is another 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;
FIG. 8 is a bottom plan view thereof;
FIG. 9 is a perspective view of the case for electronic communication device where a kickstand of the case for electronic communication device is in an open position; and,
FIG. 10 is a perspective view of the case for electronic communication device where the case for electronic communication device is in a folded state and a foldable phone is received in the case for electronic communication device.
The broken lines in the drawings depict portions of the case for electronic communication device that form no part of the claimed design.