Optical character recognition apparatus; Measuring machines and instruments, namely, temperature indicators, level measuring machines, bevels, instruments for measuring length, resistance and radiation, laser light scattering measuring machines, particle measuring machines, and luminescent measuring machines; electric or magnetic meters and testers, namely, electric meters, circuit testers and magnetometers; telecommunication devices and apparatus, namely, remote control telemetering machines and instruments, switches and transmitters; electronic machines, apparatus and their parts, namely, computers, electronic control systems for machines

Heat exchangers, central air-conditioning installations, air-conditioning apparatus, refrigerating machines