Payment method and system for telecommunications
Payment responsive data display network
Payphone electronic coin validator
Payphone initiated voice message capture
Payphone metering in a wireless telephone system
Pbx dial conference trunk circuit
Pbx intercept and caller interactive attendant bypass system
Pbx security system for monitoring security guard tours
Pbx system with assignable relationships between network...
Pc server telecommunications power system
Pcm conference circuit
Pda enabled telephone
Peer-to-peer telephone system
Penfone and locketfone
Perfected protection and cutting unit by flap cover, for...
Perfected protection and cutting unit by rotational control...
Performing interactive service dialogs in a...
Peripheral memory device for a wireless phone and methods of...
Personal alarm apparatus
Personal alarm system providing handsfree operation