US D306860 S
FIG. 1 is a left side, top and front perspective view of a control unit for a communication system showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a right side elevational view thereof, the side opposite being a mirror image;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a bottom plan view thereof; and
FIGS 7, 8, and 9 are top plan views, similar to FIG. 2, are showing a second, third and fourth embodiment thereof, all other views of these said additional embodiments being identical to the side elevational view and bottom plan views of FIGS. 5 and 6.
FIGS. 7, 8 and 9 are views similar to FIG. 2 illustrating additional embodiments of the present invention, respectively, all other views of these embodiments being identical to the side elevational view of FIG. 4 and the rear and bottom plan views of FIGS. 5 and 6, respectively.