74191827
Aug 5, 1991
long distance voice and data telecommunications services; telecommunications network planning, support and management services; voice and video teleconferencing services; voice, text and facsimile messaging services; the provision of high-definition television transmission services; integrated services digital network (ISDN) telecommunications services; transmission of voice and data via satellite and telecommunications links
Telecommunicationstelecommunications network design services; translation oand interpretation services
Computer and Scientific