Calling system and method
Cellular communications system utilizing paging areas
Communication apparatus selectively preventing production of...
Communication system, communication management system and...
Computer having automatic answering state displaying and...
Computer system having automatic answering telephone function
Computer system with an automatic answering device and an automa
Conversation recording with real-time notification for users...
Cordless telephone system having an automatic answering device
Data communication apparatus having automatic data reception inf
Device for and method of outputting data on display section...
Dictating apparaus which is remotely controlled utilizing a push
Dispatch board system with displays for indicating the status of
Door answering machine
Door message apparatus with telephone answering device
Drive mechanism for a two-tape telephone answering machine using
DTMF signal discriminating circuit
Easily operable automatic telephone answering/recording apparatu
Easily operable automatic telephone answering/recording apparatu
Enhanced, deferred messaging service