42 Product support services, namely, the provision of technical information, and technical consultation, in the fields of computer-to-plate systems, computer-to-press systems, on-press imaging systems and scanning systems used in the prepress and printing industries, product support services, namely, the provision of technical information, and technical consultation, in the fields of imaging systems for the printed circuit board, electronic, semiconductor and flat panel display industries; product support services, namely, the provision of technical information and technical consultation, in the fields of optical communications systems