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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.
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Torreón (Spanish pronunciation: [toreˈon] (listen)) is a city and seat of Torreón Municipality in the Mexican state of Coahuila. As of 2015, the city's population was 679,288. The metropolitan population as of 2015 was 1,497,734, making it the ninth-biggest metropolitan area in the country and the largest metropolitan area in the state of Coahuila, as well as one of Mexico's most important economic and industrial centers. The cities of Torreón, Gómez Palacio, Lerdo, Matamoros, Francisco I. Madero, San Pedro, Bermejillo, and Tlahualilo form the area of La Laguna or the Comarca Lagunera, a basin within the Chihuahuan Desert.
The area was originally a center for ranching.