Alexander Grahm Bell
The first telephone that Alexander Grahm Bell was made in 1876 when Alex was 29.
Alexander formed his own company in 1877.
A telephone is a telecommunication device that converts sound into electric signals. Suitable for transmission via cables or other transmission media over long distances.
The idea of the telephone came to him when he was in his summer home in Brantford, Ontario in the summer of 1876, later his idea became physical in Boston, Massachusetts.
He said it was born in Massachusetts.
More about Alexander Bell
He was interested in deaf people.
He won three awards, the Elliott Cresson Medal, John Fritz Medal, and the Edison Medal