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Gustav Guanella (June 21, 1909 – January 12, 1982) was a Swiss inventor who held numerous patents. == Life == Guanella was born in Chur, then educated in Lucerne, Switzerland. He finished high school in 1929, studied electrical engineering at the Swiss Federal Institute of Technology in Zurich (ETH Zurich) and graduated in 1933. There, he became assistant to Professor Fritz Fischer, known as the inventor of the Eidophor large-screen video projection system, at the Institute of Technical Physics until 1937, followed by a few years as a consultant to different companies. In 1938 he married Hanni Zietschmann. From 1941 until his retirement he worked for Brown, Boveri & Cie, Baden, Switzerland (BBC). Already in 1943 he was made head of a department involved in high-frequency electronics product development, where he made important contributions to this field. He retired in 1973 and died of brain tumor in 1982. 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「Gustav Guanella」の詳細全文を読む スポンサード リンク
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