US D342241 S
FIG. 1 is a rear isometric view of a computer trackball showing our new design;
FIG. 2 is a bottom isometric view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a right side elevational view thereof in the tilted orientation;
FIG. 7 is a rear elevational view thereof; and,
FIG. 8 is a front elevational view thereof.
The broken line drawing of an electrical cord in FIGS. 2 and 4 is for illustrative purposes only and forms no part of the claimed design.