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Bob Switzer
Robert C. Switzer usually known as Bob Switzer (19 May 1914 – 20 August 1997) was the co-inventor along with his brother Joe Switzer of the first visible-light-excited fluorescent paint which he called "Day-Glo". ==Biography==
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「Bob Switzer」の詳細全文を読む
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