American.
Thomas Alva Edison (February 11, 1847 - October 18, 1931), was born in Milan, Ohio, USA, and died in West Orange, New Jersey, USA . Inventor, entrepreneur.
Edison was the first person in human history to use mass production principles and electrical engineering research laboratories to engage in invention patents that had a profound impact on the world. His inventions of the phonograph, movie camera, and electric light had a great impact on the world. He made more than 2,000 inventions in his lifetime and held more than 1,000 patents. Edison was ranked ninth among the 100 most influential people in the United States by the authoritative American journal "The Atlantic Monthly".
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Character evaluation
Hoover, the 31st President of the United States: "He is a great inventor and a benefactor of mankind." Facing everything around him calmly and being optimistic about life until death, this was Edison's lifelong attitude. ?
Edison had a very low level of education, but his contribution to mankind was so huge. In addition to having a curious heart and an instinct for personal experimentation, he also had infinite energy for hard work that was beyond ordinary people. and courageous spirit.
Edison made so many inventions in his 84 years of life, and he was always persistent and dedicated to inventions. In addition to his inventions and contributions in phonographs, electric lights, telephones, telegraphs, movies, etc., he also made great contributions to mining, There are also many creations and insights in the construction industry, chemical industry and other fields. He has made great contributions to human civilization and progress.
Reference: Baidu Encyclopedia-Thomas Alva Edison