We claim the ornamental design for a television receiver, as shown and described.
FIG. 1 is a front perspective view of a 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 view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a rear perspective view thereof; and,
FIG. 9 is an enlarged view of the encircled portion in FIG. 8.
The evenly-dashed broken lines in the figures depict portions of the television receiver which form no part of the claimed design. The dot-dash broken lines encircling portions of the claimed design that are shown in enlargements form no part of the claimed design.