US D335658 S
Abstract available in
FIG. 1 is a top plan view of a track ball showing my new design;
FIG. 2 is a side elevational view thereof the opposite side being a mirror image thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a front elevatioanl view thereof; and,
FIG. 5 is a bottom plan view thereof.