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The STU-I, like its successors sometimes known as a "stew phone", was a secure telephone developed by the U.S. National Security Agency for use by senior U.S. government officials in the 1970s. ==See also== *KY-3 *Navajo I *STU-II *STU-III *SCIP 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「STU-I」の詳細全文を読む スポンサード リンク
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