Pool Overflow Drain Cover

FIG. 1 : is a perspective view of a pool overflow drain cover; FIG. 2 : is a front elevation view thereof; FIG. 3 : is a back elevation view thereof; FIG. 4 : is a left elevation view thereof; FIG. 5 : is a right elevation view thereof; FIG. 6 : is a bottom elevation view thereof; and, FIG. 7 : is a top elevation view. The broken lines depict portions of the pool overflow drain cover that form no part of the claimed design.