ELECTRONIC TELEPHONE EQUIPMENT AND TELEPHONE ACCESSORIES, NAMELY PRIVATE AUTOMATIC BRANCH EXCHANGE, ELECTRONIC KEY PHONE SET, DIRECT STATION SELECTION CONSOLE AND PRINTED CIRCUIT BOARDS THEREFOR

electronic and scientific instruments, namely, voltmeters, ammeters, wattmeters, varmeters, power-factor meters, electrical demand meters, frequency meters, electrical panel meters, data recorders, data communications ports and data communication circuits for use with the instruments, and the instruction manuals sold with the instruments as a unit