When was the Telephone invented?

admin2   May 28, 2011   Comments Off on When was the Telephone invented?

Alexander Graham Bell is known to have invented the telephone on 10th March 1876 though he had already discovered to have head sound over a wire on 2nd June 1875. His first words on the telephone were; “Watson, come here, I want to see you”. He was inspired after his deep study of harmonic telegraph system.