Notification Sign

FIG. 1 is an isometric view of a notification sign showing our new design;

FIG. 2 is a front elevational view thereof showing ornamental features related to a camera, a display, and color coded notification lights thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right elevational view thereof showing ornamental features related to a flashing light and a speaker;

FIG. 6 is a left side elevational view thereof showing ornamental features related to a flashing light and a speaker; and,

FIG. 7 is a rear elevational view thereof.

The broken lines depict portions of the notification sign and form no part of the claimed design.