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Walter Lincoln Hawkins : ウィキペディア英語版 | Walter Lincoln Hawkins Walter Lincoln Hawkins (March 21, 1911 – August 20, 1992) was an African-American scientist and inventor who, while working at Bell Laboratories in the 1940s, helped to make universal service possible. Hawkins developed a plastic to cover telephone wires ; a new material that was lightweight,and less expensive than the lead sheathing used at that time. He is a recipient of the National Medal of Technology and an inductee of the National Inventors Hall of Fame. == 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「Walter Lincoln Hawkins」の詳細全文を読む
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