Patent ID: 7263792

Claim:
A house number identification panel, having a plurality of number indicia in selected arrangement positioned externally upon a viewing screen, a single electrically energizable phosphorescent screen having a rated operating voltage to provide a first level of luminescence of said screen, located behind said indicia; electrical supply means to energize said single phosphorescent screen to provide to said screen a voltage less than said rated operating voltage, to provide an acceptable lower level of luminescence, below said first level of luminescence and switch means responsive to a predetermined ambient light condition, connected in controlling relation with said electrical supply means, to disconnect said electrical supply from said screen and enable operation of said panel in an electrically unenergized condition under said predetermined ambient light condition; a framing border surrounding the identification panel comprising two spaced side members, a bottom member and a top member, wherein the top member protrudes outwardly beyond said bottom and side members.