73600647
May 27, 1986
Aug 18, 1987
COMMUNICATION SERVICES NAMELY, DIGITAL TRANSMISSION SERVICES; VOICE DATA FACSIMILE, ELECTRONIC MAIL AND VISUAL SIGNALS TRANSMISSION SERVICES; DIGITAL PRIVATE BRANCH EXCHANGE (PBX) SERVICES; DIGITAL CENTRAL OFFICE TELEPHONE (CENTREX) SERVICES; AND PACKET SWITCHING SERVICES; MOBILE COMMUNICATION AND CELLULAR TELEPHONE SERVICES
Telecommunications