Personalized messaging system
Personalized voice applications in an information assistance...
Phone apparatus having redialing function capable of surely...
Phone call screening (blocage d'appel numerique)
Phone conference system
Phone guard for locking out long-distance calls
Phone line aggregated billing
Phone line splitter assembly
Phonecasting referral systems and methods
Picture/audio information transmission system
Picture/audio signal transmission system
Piezoelectric sound generator and method of its manufacture
Pilot/safety glasses
Plastic coin receptacle for pay telephones
Pocket data receiver with full page visual display
Point of sale activation and deactivation of pre-paid...
Point to point voice message processor, method and...
Point-of-presence call center management system
Polarity detector for subscriber lines
Polarity guard