I claim the ornamental design of a symmetric chair control panel, as shown and described.
FIG. 1 is a front perspective view of a symmetric chair control panel showing my new design;
FIG. 2 is a front view of the symmetric chair control panel of FIG. 1;
FIG. 3 is a top view of the symmetric chair control panel of FIG. 1;
FIG. 4 is a bottom view of the symmetric chair control panel of FIG. 1;
FIG. 5 is a right side view of the symmetric chair control panel of FIG. 1;
FIG. 6 is a left side view of the symmetric chair control panel of FIG. 1; and,
FIG. 7 is a rear view of the symmetric chair control panel of FIG. 1.
The broken lines in the drawings of the symmetric chair control panel are for the purpose of illustrating portions of the symmetric chair control panel and form no part of the claimed design.