9 Industrial computers; single board computers; custom and ruggedized computers and chassis, computer telephony software; computer hardware, namely, input/output computer circuit cards, integrated circuit boards, and industrial computer peripherals and industrial rack-mount chassis for computers; computer hardware and computer software for data acquisition and control in the fields of IP telephony, telecommunications, voice precessing, broadcasting and convergence, applied computing, medical and industrial automation; science and engineering software development tools; and computer communication and networking products, namely, parallel and PCMIA communication cards, serial communication cards, synchronous communication cards, telephony cards, and ethernet transceivers, converters and adapters