Alexander Graham Bell (/ ˈ ɡ r eɪ. ə m /; 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.

2024年12月21日 · 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).

Alexander Graham Bell (March 3, 1847 – August 2, 1922) was a Scottish-born British-Canadian-American teacher, scientist, and inventor. He was the founder of the Bell Telephone Company. In 1876, Bell was the first inventor to patent the telephone, and he helped start the Bell Telephone Company with others in July 1877. [1]

The Volta Laboratory (also known as the Alexander Graham Bell Laboratory, the Bell Carriage House and the Bell Laboratory) and the Volta Bureau were created in Georgetown, Washington, D.C., by Alexander Graham Bell.

Notable people included in this were Antonio Meucci, Philipp Reis, Elisha Gray and Alexander Graham Bell. The concept of the telephone dates back to the string telephone or lover's telephone that has been known for centuries, comprising two diaphragms connected by a taut string or wire.

Alexander Graham Bell (March 3, 1847 – August 2, 1922) [1] was an inventor, scientist, and engineer who received numerous honors and tributes during his life, and new awards were subsequently named for him posthumously. [2] Among those tributes: The master telephone patent, awarded to Bell in March 1876.

2014年4月3日 · 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.

2009年11月9日 · Alexander Graham Bell, best known for his invention of the telephone, revolutionized communication as we know it. His interest in sound technology was deep-rooted and personal, as both his...

2021年10月1日 · Alexander 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.

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.