Telephonic communications – Reception of calling information at substation in wireline... – Blocking caller id transmission
Patent
1995-06-22
1997-04-08
Matar, Ahmad F.
Telephonic communications
Reception of calling information at substation in wireline...
Blocking caller id transmission
379215, 379202, 379205, H04M 157
Patent
active
056195613
ABSTRACT:
An enhanced telephony call-waiting with caller identification and three-way conversations feature is provided wherein identifying information related to a third party wishing to converse with a first party already engaged in a conversation with a second party is provided to the first party and then, in response to the first party entering a predetermined digit on its apparatus based on the third party identity, the third party is connected to the first and second parties for three-way conversations between the first, second and third parties.
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patent: 5404396 (1995-04-01), Brennan
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