Write a short note on Discovery of Telephone?
Answers
Answered by
2
Alexander Graham Bell was awarded the first U.S. patent for the invention of the telephone in 1876. Elisha Gray, 1876, designed a telephone using a water microphone in Highland Park, Illinois. Tivadar Puskás proposed the telephone switchboard exchange in 1876.
Answered by
0
alexander graham bell invented telephone
Similar questions