On This Day in Telephone History August 2ND 1922 Alexander Graham Bell Passed Away.
The most significant invention of our time, the telephone, was the result of a few key visionaries of the 19th century. While the identity of a primary inventor of the telephone is subjective, Alexander Graham Bell is known for demonstrating the first working model of the telephone and thereby awarded US Patent Number 174,465 in 1876
– said to be the most valuable patent ever issued.