US D459306 S1
FIG. 1 is a top front side perspective view of a single port ground block showing associated components in phantom showing my new design.
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view, the right side being a mirror image thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a top front, left side perspective view of the single port ground block shown in FIG. 1.
The broken lines illustrating a screw and nut in position is for illustrative purposes only and forms no part of the claimed design.