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13 ore fa · Alexander Graham Bell ( / ˈɡreɪ.əm /, born Alexander Bell; March 3, 1847 – August 2, 1922) [4] was a Scottish-born [N 1] Canadian-American inventor, scientist and engineer who is credited with patenting the first practical telephone. He also co-founded the American Telephone and Telegraph Company (AT&T) in 1885.
4 giorni fa · 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).
- 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...
3 giorni fa · (1847-1922)Who Was Alexander Graham Bell?Alexander Graham Bell was a Scottish-born scientist and inventor best known for inventing the first working telephone in 1876 and founding the Bell Telephone Company in 1877.
2 giorni fa · Scots have also played a vital role in many of the world’s most important scientific and technological innovations, with inventors, engineers, and entrepreneurs such as Alexander Graham Bell, James Watt, Andrew Carnegie, and John McAdam extending Scotland’s reach far beyond the small country’s borders.
4 giorni fa · Claim: The fiancée of Alexander Graham Bell, inventor of the telephone, was named Margaret Hello, and this led to the customary use of the greeting “hello” in phone calls. Rating: FALSE. Why ...
2 giorni fa · Alexander Graham Bell may have invented the telephone but conceiving the network was an enormous undertaking. Right now, mobile telephone networks allow you the luxury of a choice of personal numbers when you first apply for a connection. Back in 1878, there was no 'telephone' instrument. It had to start from there.
3 giorni fa · BiographyAlexander Graham Bell is best known as the inventor of the telephone — the first to transmit the human voice by means of an electric current — but there was much more to this extraordinary man than his breakthrough in communications technology.Born on March 3, 1847, in Edinburgh, Scotland,...
