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TAT-4 was AT&T Corporation's fourth transatlantic telephone cable. It was in operation from 1965 to 1987, initially carrying 138 telephone circuits (simultaneous calls) between Saint-Hilaire-de-Riez, Vendée (France) and Tuckerton, New Jersey (United States). 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「TAT-4」の詳細全文を読む スポンサード リンク
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