This class includes:
——wholesale of electronic valves and tubes
——wholesale of semiconductor devices
——wholesale of microchips and integrated circuits
——wholesale of printed circuits
——wholesale of blank audio and video tapes and diskettes, magnetic and optical disks (CDs, DVDs)
——wholesale of telephone and communications equipment

This class excludes:
——wholesale of recorded audio and video tapes, CDs, DVDs, see 4649
——wholesale of consumer electronics, see 4649
——wholesale of computers and computer peripheral equipment, see 4651