Mechanical pencil with refill indicator
Publication Date: 2000-Nov-08
The IP.com Prior Art Database
The present invention is a mechanical pencil including a cartridge tube having one end open, lead color A within the tube, and lead color B seamlessly attached to lead color A, a lead grip mounted in cartridge tube holding the pencil lead in place, and a spring loader that pushes the lead down the cartridge tube during use. Lead color A and lead color B are of two distinct colors.