Telephone and cordless telephone
Telephone announcement system
Telephone annunciator with low battery indication
Telephone answering device with low cost dual tone multi-frequen
Telephone answering unit with caller ID and variable ring...
Telephone apparatus
Telephone apparatus
Telephone apparatus
Telephone apparatus and method adapted for use by impaired...
Telephone apparatus and private branch exchange apparatus
Telephone apparatus for invalidating incoming call signals durin
Telephone apparatus including circuit for producing dial data fr
Telephone apparatus with conditional operation
Telephone apparatus with hearing assistance
Telephone automatic redial system
Telephone call alert device with selectable alert modes
Telephone call alerting system and information processing system
Telephone call indicator
Telephone call information delivery system
Telephone call information delivery system