74023907
Jan 25, 1990
Nov 19, 1991
data collection, processing and storage devices for analog and digital data, namely, digital data tape recorders, analog and digital data disc storage recorders, analog and digital signal optical disk recorders, and recorders for storing analog or digital signals in solid state memory; removable solid state random access or read only memory cards; computers and micro computers; integrated circuits used in processing analog and digital signals; computer software programs on discs, tapes, removable read only memory, removable random access memory, and optical media for operating analog and digital data recordation and storage devices, including disk operating systems, BASIC interpreters, assemblers, diagnostic programs, and local area network operating programs; data transmission devices, namely, fiber optic interfaces, telephone line protective circuits and modems; radio transmitting and receiving devices, namely, microwave links, satellite links, radio local area network digital data transceiver devices, mobile or fixed based radios and cordless telephones
Electrical and Scientific Apparatus