Telephone subscriber accomodation system in a broadband network
Telephone switching control arrangement
Telephone switching network for digital speech transmission
Telephone switching system frame sync generator
Telephone switching system with switched line circuits
Telephone switching system with voice detection and answer super
Telephone system
Telephone system
Telephone system adapted to telemarketing
Telephone system and method for transmitting digital information
Telephone system digital channel bank interface
Telephone system for ISDN and public telephone networks
Telephone system in which communication between stations is cont
Telephone system using pulse code modulated subscriber lines
Telephone system with monitor on hold feature
Telephony apparatus having filter capacitor switched to undergo
Telephony device for a telephony communications network with fix
Television line multiplexed data communication system
Television signal and ATM cell switching system
Temporal placement control of video frames in B-ISDN networks