73676659
Aug 5, 1987
Apr 11, 1989
ELECTRICAL APPARATUS NAMELY; INTERPHONE SETS; ELECTRONIC CALCULATORS; RADIO PAGERS; PORTABLE COMMUNICATION UNITS, FIXED DATA COMMUNICATION UNITS AND PARTS THEREFOR; REMOTE CONTROL AND TELEMETERING UNITS; CARRIER-FREQUENCY REPEATERS; FREQUENCY CONVERTERS; AND TELEGRAPH SWITCHING UNITS
Electrical and Scientific Apparatus