Date : 1876-March-07
Country : United States of America (USA)
Alexander Graham Bell invented the first telephone. In 1871, Bell started working on the harmonic telegraph. That was a device to allow multiple messages to be transmitted over a wire at the same time. Also, he tried with findings a way to transmit the human voice over wires. Then, he obtained a patent for his telephone in 1876. After a few days, he made the first telephone call to his partner Mr. Thomas Watson.
Initially, telephone lines were established separately, and these lines were connected with pairs of telephones. In 1877, the first telephone line was set in Boston. Alexander Graham Bell launched the Bell Telephone Company in 1877. He made the first transcontinental phone call to Mr.Watson from New York to San Francisco in 1915.
Category : Innovation
1895 German physicist Wilhelm Conrad Röntgen discovered X-Rays
1963 President John F. Kennedy signed the United States Equal Pay Act into law
1814 Innovation of the steam locomotive (engine)
1997 The United Kingdom returned Hong Kong to the People's Republic of China
1804 Haiti declared its independence from France
1940 Winston Churchill became British Prime Minister, replacing Neville Chamberlain
1836 Spain recognized the independence of Mexico by signing the Santa María–Calatrava Treaty
1807 Innovation of the steamboat
1903 Innovation of the aeroplane
1949 Queen Juliana of the Netherlands signed the papers to grant independence to Indonesia
1932 Radio City Music Hall opened in New York City
1901 Guglielmo Marconi sent and received the first wireless message across the Atlantic Ocean
1965 United States President Lyndon B. Johnson signed the Voting Rights Act into law
Copyright © OnThatDay.net. All rights reserved.
Devoloped by On That Day.