US D592414 S1
The ornamental design for a massage couch, as shown and described.
FIG. 1 is a top, front and side perspective view of a massage couch showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a side elevational view thereof, the appearance of the side opposite that shown in FIG. 3 being the mirror image thereof;
FIG. 4 is a rear elevational view thereof; and,
FIG. 5 is a top plan view thereof.