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17 de may. de 2023 · Learn about the creators of the lightbulb, the telephone, the ironing board, and more. From Thomas Edison to Joy Mangano, discover the stories behind these inventions that changed the world.
2 de nov. de 2019 · Learn about 10 of the most influential American inventors who contributed to the 19th-century economic development of the United States. Discover their inventions, such as the telegraph, the telephone, the sewing machine, and the cotton gin.
Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor and businessman. He developed many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures.
19 de nov. de 2023 · Here is a list of 20 things invented by Americans that have become part of everyday lives here and around the world. Top 20 Famous American Inventions. Ferris wheels. Chocolate chip cookies. Dental floss. Clasp lockers. Hearing aids. Cardiac defibrillators. Radiocarbon dating. Traffic lights. Crash test dummies. Microwave ovens. Assembly lines.
4 de dic. de 2019 · Learn about the life and achievements of Thomas Edison, one of the most influential inventors in history. Discover his inventions, such as the lightbulb and the phonograph, and his challenges, such as deafness and lawsuits.
28 de may. de 2024 · Alexander Graham Bell, Scottish-born American inventor, scientist, and teacher of the deaf whose foremost accomplishments were the invention of the telephone (1876) and refinement of the phonograph (1886). He also worked on use of light to transmit sound, development of a metal detector, and heavier-than-air flight.
8 de may. de 2024 · Eli Whitney, American inventor, mechanical engineer, and manufacturer, best remembered as the inventor of the cotton gin but most important for developing the concept of mass production of interchangeable parts. Learn more about his life and significance in this article.
