U.S. federal trademark · Serial No. 73676659 · Reg. No. 156770
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
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