electronic or electrical systems for monitoring, controlling or weighing materials and products comprising weight indicators, dot matrix, thermal, laser, ink jet and impact printers, load cells, and programmable logic controllers and DOS based or graphical user interface based software for monitoring, controlling or weighing products and materials employing programmable logic controller ladder logic and embedded code, and computers

automatic color dispensers for industrial use, which formulate, mix, and dispense ink, paint, dye or pigment