bell invented the telephone
Alexander Graham Bell was a Scottish-born Canadian-American inventor, scientist, and engineer who is credited with patenting the first practical telephone. ,2009年11月9日 — Alexander Graham Bell made the first long-distance telephone call in 1892, reaching Chicago from New York.
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 bell invented the telephone 相關參考資料
The Story Behind the World's First Telephone
Alexander Graham Bell developed the world's first working telephone, receiving a patent on the 7 March 1876. Scottish-born Alexander Graham Bell (1847 to 1922), developed the world's first wor... https://heritagecalling.com Alexander Graham Bell
Alexander Graham Bell was a Scottish-born Canadian-American inventor, scientist, and engineer who is credited with patenting the first practical telephone. https://en.wikipedia.org Alexander Graham Bell: Telephone & Inventions
2009年11月9日 — Alexander Graham Bell made the first long-distance telephone call in 1892, reaching Chicago from New York. https://www.history.com Alexander Graham Bell | Biography, Education, Telephone, ...
2024年7月29日 — Although Alexander Graham Bell is best remembered as the inventor of the telephone, he invented other devices too. Bell developed several sonic ... https://www.britannica.com Who is credited with inventing the telephone?
2022年2月22日 — Alexander Graham Bell is credited with being the inventor of the telephone since his patent and demonstrations for an apparatus designed for ... https://www.loc.gov The Story Behind the Telephone
2022年6月30日 — Most people know Alexander Graham Bell as the inventor of the telephone, but there is so much more to that story. When we think of an inventor, ... https://fi.edu Ahoy! Alexander Graham Bell and the first telephone call
2018年10月19日 — On 7 March 1876, Alexander Graham Bell was granted a patent for the telephone—but did he invent it? How did we communicate before the telephone? https://www.sciencemuseum.org. Alexander Graham Bell's box telephone
The project which Bell himself called his greatest achievement in 1880 he named the 'photophone'. This was a method of transmitting sound in a beam of light ... https://www.nms.ac.uk |