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ITU-T - X.440

Message Handling Systems: Voice Messaging System - Data Communication Networks Amendment 1 (Study Group VII) 136 pp

inactive
Organization: ITU-T
Publication Date: 1 January 1992
Status: inactive
Page Count: 136

Document History

ITU-T X.440
June 1, 1999
Message Handling Systems: Voice Messaging System
A description is not available for this item.
X.440
January 1, 1992
Message Handling Systems: Voice Messaging System - Data Communication Networks Amendment 1 (Study Group VII) 136 pp
A description is not available for this item.
X.440
January 1, 1992
Message Handling Systems: Voice Messaging System - Data Communication Networks (Study Group VII) 121 pp
A description is not available for this item.
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