TELECOMMUNICATIONS APPARATUS, INSTRUMENTS AND EQUIPMENT, NAMELY COMPUTER INTERFACE MODULES FOR CONNECTION TO TELEPHONE LINES, AND PARTS THEREOF; COUNTING AND DATA PROCESSING APPARATUS, NAMELY, SIGNAL STORING MEMORY APPARATUS; MEASURING AND TEST UNITS FOR DETERMINING THE FUNCTIONAL STATUS OF TELEPHONE SWITCHES AND COMMUNICATION OF MALFUNTION SIGNALS; COMMUNICATION AND CONTROL SYSTEMS FOR USE IN CONNECTION WITH TELEPHONE AND TELEPHONE LINES WITHIN A HOME OR BUSINESS PREMISES, NAMELY, A CONTROL MODULE AND REMOTE MODULES UNDER CONTROL OF THE CONTROL MODULE WHICH ARE PLUGGED INTO TELEPHONE LINE CONNECTOR SOCKETS, AND WHICH PROVIDE FOR ANALYSIS OF USAGE OF TELEPHONE LINES; TELECOMMUNICATIONS MULTIPLEXERS AND CONTROLLERS; COMPUTER DATA TELECOMMUNICATIONS SYSTEMS AND PERIPHERALS, NAMELY, TELECOMPUTERS, ELECTRICAL INTERFACES FOR COUPLING TELECOMPUTERS TO TELEPHONE CIRCUITS AND INTERFACES FOR COUPLING TELECOMPUTERS TO VIDEO DISPLAYS AND PRINTERS; GENERAL AND SPECIAL PURPOSE COMPUTERS, COMPUTER PERIPHERALS, MICROPROCESSORS, AND COMPUTER PROGRAMS FOR ANALYZING USAGE OF TELECOMMUNICATIONS SYSTEMS, AND SYSTEMS COMPRISING THE SAME AND PARTS THEREFOR; REFERENCE GUIDES AND MANUALS SOLD AS A UNIT WITH THE ABOVE

TELECOMMUNICATIONS SERVICES; AND CONSULTING SERVICES IN THE FIELD OF TELECOMMUNICATIONS AND TELECOMMUNICATIONS SYSTEMS DEVELOPMENT

CUSTOM DESIGN OF COMPUTER HARDWARE AND SOFTWARE IN THE TELECOMMUNICATIONS FIELD