9 Instructional and teaching apparatus, namely, electrical power supplies, electric meters, electronic indicator panels, electric control panels, and electrified demonstration panels having fully operational models of motors, generators, dynamometers, power amplifiers and automated machines; Instructional and teaching apparatus, namely, kits for performing electrical and electronic experiments consisting of electrical and electronic circuits, voltmeters, ammeters, ohmmeters, oscilloscopes, power supplies, generators, wires and housings for the foregoing; Instructional and teaching apparatus, namely, [hydraulic, pneumatic and] process control systems consisting of power supplies, voltmeters, ammeters, signal generators, oscilloscopes, pressure gauges, flow meters, pressure recorders, level indicators, pumps, and pneumatic and hydraulic directional control valves for use in automated machinery; [ Computer programs and computer software for teaching and educational purposes, namely, computer programs for providing electronic media, exercises and simulation and for tracking student progress and monitoring achievements in the field of electrical engineering, automation technology, industrial control, fluid power technology and process control; Educational computers; ] Apparatus and instruments for conducting, switching, transforming, accumulating, regulating and controlling electricity; [ Apparatus for recording, transmission or reproduction of sound and images; ] Instructional and teaching apparatus, namely, fully operational models of electric motors, generators, and dynamo motors, and dynamo-electric amplifiers for laboratory experiments; Parts for carrying out electric and electronic experiments, namely, electric and electronic circuit elements, voltmeters, amperemeters, ohmmeters, oscillographs and electric cables; [ manometers; flowmeters; all of the foregoing equipment and apparatus excludes equipment and instruments for measurement used in chemical applications and electrochemical analysis ]