Illuminated button backlighted by white light
Impact activated telephone method and apparatus
Index device for automatic information retrieval
Information entry device
Information storage device for storing personal identification i
Information storage system
Information terminal capable of originating a call, method...
Input method using standard numeric keypad
Integrated keypad system
Intelligent phone cord apparatus
Intelligent telephone system
Intelligent telephone system and method for determining dialing
Interference attenuation for acoustic-dialers
International call prefix identification and formatting
IP telephone apparatus and IP telephone system