FIG. 1 is a perspective view of a cover plate for electrical devices showing my new design;
FIG. 2 is an outer plan view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof; and,
FIG. 6 is a right side elevational view thereof.
The unshown bottom of the cover plate forms no part of the claimed design.
The broken line showing of tabs is for illustrative purposes only and forms no part of the claimed design.