Alexander Graham Bell (1March 3, 847-1August 2, 922) was born in Edinburgh, England, and graduated from University College London. He is a famous inventor and entrepreneur in Scotland.

He obtained the patent right of the world's first available telephone and founded the Bell Telephone Company (AT & amp； The predecessor of t company). There is still controversy about the inventor of the telephone. On June 5th, 2002, the US Congress decided that antonio meucci, an Italian, was the inventor of the telephone, while the Canadian Parliament passed a resolution on June 2nd, 2002, reaffirming that Bell was the inventor of the telephone, while others thought that Elisha Gray was the inventor of the telephone.

Major achievements

Bell's main achievement was the invention of the telephone; In addition, he also made hearing AIDS; Improved the phonograph invented by Edison; He made great contributions to the invention of deaf-mute language; He wrote 100 articles and pamphlets.

188 1 year, in order to find the bullet in American President james garfield, he designed a metal inspection device, which is the predecessor of the X-ray machine. He also founded the British Association for the Promotion of Deaf Education.