73181086
Aug 4, 1978
Feb 5, 1980
CONSTRUCTION OF COMMUNICATION AND SECURITY SYSTEMS TO THE ORDER AND SPECIFICATION OF OTHERS AND THE INSTALLATION AND MAINTENANCE OF COMMUNICATION AND SECURITY SYSTEMS
Building Construction and RepairCONSULTING AND DESIGN SERVICES IN THE FIELD OF COMMUNICATION AND SECURITY SYSTEMS AND RETAIL STORE SERVICES IN THE FIELD OF AUDIO, TELEVISION, AND VIDEO EQUIPMENT FOR USE IN COMMUNICATION AND SECURITY SYSTEMS
Computer and Scientific