Voice, text image, video service through a single line ISDN is coming

Voice, text image, video service through a single line ISDN is coming

書誌詳細
出版年:Manila Bulletin (17 Sep. 1997), SS1
フォーマット: 論文
言語:English
出版事項: 1997
主題:
Telecommunication
Integrated Service Digital Network
Philippine Long Distance Telephone Co.