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Hace 4 días · Alexander Graham Bell (/ ˈ ɡ r eɪ. ə m /, born Alexander Bell; March 3, 1847 – August 2, 1922) was a Scottish-born Canadian-American inventor, scientist and engineer who is credited with patenting the first practical telephone.
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- United Kingdom (1847–1922), British-subject in Canada (1870–1882), United States (1882–1922)
19 de abr. 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.
- David Hochfelder
- Alexander Graham Bell was a Scottish-born American inventor and scientist. Bell was born on March 3, 1847, in Edinburgh, Scotland. In 1870 Bell and...
- Although Alexander Graham Bell is best remembered as the inventor of the telephone, he invented other devices too. Bell developed several sonic tec...
- The first telephone had two parts: a transmitter and a receiver. The transmitter comprised three parts—a drumlike device (a cylinder with a covered...
23 de abr. de 2024 · After much trial and error, Alexander Graham Bell finally invents the first telephone, which eventually replaces the telegraph—connecting the universe in more ways than one.
18 de abr. de 2024 · El laboratorio de Alexander Graham Bell realizó varias mejoras en la década de 1880 e introdujo el grafofón, incluido el uso de cilindros de cartón revestidos de cera y un lápiz de corte que se movía de un lado a otro en un surco en zigzag alrededor del registro.
29 de abr. de 2024 · From his early life in Scotland to his groundbreaking inventions and lasting legacy, this documentary-style video uncovers the man behind one of history's most transformative technologies. 📞 ...
17 de abr. de 2024 · Nest Entertainment Presents An Animated biography of Alexander Graham Bell. Portrays how Bell's work in creating a device to amplify sound for the deaf lead ...
Hace 6 días · The Legacy of Alexander Graham Bell unfolds as we trace his journey from creating the first practical telephone to founding what would become Bell Canada. This video delves into Bell's...
