Telephone was invented by Graham Bell in 1876

Graham Bell was born on March 3, 1847 in Scotland. He was brought up in Boston, Massachussets. Bell opened a school for dump and deaf in Bosten in 1862. thoams Watson, a knowledgeable person in the field of telegraphy become his friend, with his help Bell developed the telephone. He was plying instruments earlier. They were used for the benefit of the deaf.

The first permanent telephone line was laid in 1877 after Bell palented telephone in 1876. by 1878 telephone exchanges were set up in USA. Telephone system advanced in course of time and 1915 nearly 3400 miles long Telephone line was laid under the sea. Bell was invited to inaugurate the system. Bell told the authorities at the time of inauguration that Watson should be on the other and of the time. The authorities agreed.

Bell said: “Watson, come here I need you”.

Watson replied in a laughing mood “sir, at this time I canot come to you. I am so far off from you that it will take me one week to reach you”.