The ornamental design for a telephonesetbase, substantially as shown and described.
FIG. 1 is a perspective view of one side of a telephone set base showing
our new design, the view of the side opposite being substantially a mirror
image;
FIG. 2 is an elevational view of the right side thereof, the view of the
side opposite being substantially a mirror image.
The undisclosed broad back side surface of the set being plain and flat,
and parallel to the broad front side surface shown in FIG. 1.