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1 July 1881: The world's first international telephone call is made between St. Stephen, New Brunswick, Canada, and Calais, Maine, United States. [22] 11 October 1881: The Sydney telephone exchange opened with 12 subscribers. 1882: A telephone company—an American Bell Telephone Company affiliate—is set up in Mexico City.
The Elisha Gray and Alexander Bell telephone controversy considers the question of whether Bell and Gray invented the telephone independently and, if not, whether Bell stole the invention from Gray. This controversy is narrower than the broader question of who deserves credit for inventing the telephone, for which there are several claimants.
Because of illness and other commitments, Bell made little or no telephone improvements or experiments for eight months until after his U.S. patent 174,465 was published., [30] but within a year the first telephone exchange was built in Connecticut and the Bell Telephone Company was created in 1877, with Bell the owner of a third of the shares ...
The telephone played a major communications role in American history from the 1876 publication of its first patent by Alexander Graham Bell onward. In the 20th century the American Telephone and Telegraph Company (AT&T) dominated the telecommunication market as the at times largest company in the world, until it was broken up in 1982 and replaced by a system of competitors.
The electric telephone was invented in the 1870s, based on earlier work with harmonic (multi-signal) telegraphs. The first commercial telephone services were set up in 1878 and 1879 on both sides of the Atlantic in the cities of New Haven, Connecticut in the US and London, England in the UK.
Bell believed the photophone's principles were his life's "greatest achievement", telling a reporter shortly before his death that the photophone was "the greatest invention [I have] ever made, greater than the telephone". [160] The photophone was a precursor to the fiber-optic communication systems which achieved popular worldwide usage in the ...
Johann Philipp Reis. Johann Philipp Reis (German:; 7 January 1834 – 14 January 1874) was a self-taught German scientist and inventor. In 1861, he constructed the first make-and-break telephone, today called the Reis telephone.
CEO of Verizon Media Guru Gowrappan speaks onstage during The 2020 MAKERS Conference at the InterContinental Los Angeles Downtown in February 2020.