73716574
Mar 14, 1988
Jul 25, 1989
COMPUTER PROGRAMS, RELATED DATA FILES AND INSTRUCTIONAL MATERIALS FOR USE THEREWITH IN THE FIELD OF TELECOMMUNICATION FACILITIES AND NETWORK MANAGEMENT AND RELATED RECORD KEEPING
Electrical and Scientific ApparatusCOMPUTER PROGRAM INSTALLATION, DIAGNOSTIC AND MAINTENANCE SERVICES IN THE FIELD OF TELECOMMUNICATION FACILITIES AND NETWORK MANAGEMENT AND RELATED RECORD KEEPING
Building Construction and Repair