The ornamental design for a televisionreceiver, as shown and described.
FIG. 1 is a front, right, top perspective view of the television receiver showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a rear, left, top perspective view thereof.
The evenly-spaced broken line showing in the figures is for the purpose of illustrating portions of the television receiver that form no part of the claimed design. The dash-dot-dash line indicates the boundary of the claimed design.