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Franklin Leonard Pope (2 December 1840 – 13 October 1895) was an American engineer, explorer, and inventor. ==Biography== He was born in Great Barrington, Massachusetts, the son of Ebenezer Pope and Electra Wainwright. He was a telegrapher, electrical engineer, explorer, inventor, and patent attorney. He was also a major contributor to the technological advances of the 19th century.〔(Telegraph history )〕 He was one of the leaders of the explorations related to the Collins Overland Telegraph, otherwise known as the Russian American Telegraph.〔(Pope's diaries )〕 After developing a system which tracked and printed the prices of gold and stocks, Pope partnered with Thomas Edison in 1869, forming the company Pope, Edison & Company Electrical Engineers, and invented a one-wire telegraph in 1870. This telegraph is now known as a stock ticker, and was widely used in large cities for exchange quotations. Pope’s partnership with Edison ended shortly after it was formed.〔IEEE biography. Pope was 6 years older than Edison who was 22 in 1869.〕 Pope was awarded several patents for his work in railroad semaphore lock signal systems, the most important of which was his 1872 invention for the rail circuit for automatic control of the electric-block signal system, which was widely used by the major U.S. railways. Pope was president of the American Institute of Electrical Engineers from 1886 - 1887. Pope was an editor of the magazine ''Electrical Engineer'', and edited the electrical section of ''The Engineering Magazine''. Pope also worked as a patent attorney for Western Union Telegraph Company, and was retained as an expert in many important patent suits. Pope married Sarah Amelia Dickinson on 6 August 1873, and they had three children, two daughters and a son. Pope died at age 54 as a result of an accidental electrocution by 3000 volts in the basement of his home at 518 main street in Great Barrington. 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「Franklin Leonard Pope」の詳細全文を読む スポンサード リンク
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