FIG. 1 is a perspective view of a first embodiment of a plate cover showing my new design in an environment of use;
FIG. 2 is a front elevation view thereof, shown in an environment of use;
FIG. 3 is a perspective view thereof;
FIG. 4 is a front elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a left side elevation view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof;
FIG. 9 is a perspective view of a second embodiment of a plate cover showing my new design;
FIG. 10 is a front elevation view thereof;
FIG. 11 is a perspective view of a third embodiment of a plate cover showing my new design;
FIG. 12 is a front elevation view thereof;
FIG. 13 is a perspective view of a fourth embodiment of a plate cover showing my new design; and,
FIG. 14 is a front elevation thereof.
The broken lines shown in FIGS. 1 and 2 illustrates environment that forms no part of the claimed design. The broken lines shown in FIGS. 8, 13 and 14 illustrate portions of the plate cover that form no part of the claimed design. The darker stippled shading in FIGS. 9-12 and the remaining lighter contoured shaded areas shown in the drawings represent a contrasting appearance.