Born :- March 3, 1847 Edinburgh
Died :- August 2, 1922 Beinn Bheagh,Nova Scotio
Children :- Elsie Bell
Education :- University of Edinburth,London.
perfect a method for carrying multiple messages on a single wire, he heard the sound of a plucked spring along 60 feet of wire in a Boston electrical shop. Thomas A. Watson, one of Bell's assistants, was trying to reactivate a telegraph transmitter. Hearing the Visible Speech, a method of teaching speech to the deaf that had been developed by his father. In 1871 sound, Bell believed that he could solve the problem of sending a human voice over a wire. He figured out how to transmit a simple current first, and received a patent for that invention on March 7, 1876.
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