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Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor and businessman who has been described as America's greatest inventor. He developed many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures. These inventions, which include the phonograph, the motion picture camera, and early versions of the electric light bulb, have had a widespread impact on the modern industrialized world. He was one of the first inventors to apply the principles of organized science and teamwork to the process of invention, working with many researchers and employees. He established the first industrial research laboratory.Edison was raised in the American Midwest; early in his career he worked as a telegraph operator, which inspired some of his earliest inventions.
Lappeenranta | |
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Lappeenranta (Swedish: Villmanstrand) is a city and municipality situated on the shore of the lake Saimaa in southeastern Finland, about 30 kilometres (19 miles) from the Russian border. It belongs to the region of South Karelia. With approximately 72,000 inhabitants (31 July 2020) Lappeenranta is the 13th largest city in Finland, after incorporating the previous municipalities of Lappee and Lauritsala in 1967, Nuijamaa in 1989, Joutseno in 2009, and Ylämaa in 2010.
Lappeenranta is known as an international university city in Finland with Lappeenranta University of Technology and Saimaa University of Applied Sciences which together have approximately 13,000 students from 68 countries.
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