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   Who invented the telephone?

   • Alexander Graham Bell: Inventor of the Telephone. Mississauga, Ontario: Copp Clark Pitman. p. 15. ISBN 978-0-7730-5049-5. ^ "Bell's centennial telephone transmitter, 1876". National Archives UK. Retrieved January 14, 2020. ^ "140 Years Since the First Telephone Call to Queen Victoria on the Isle of Wight". Island Echo. January 14, 2018.

   Alexander Graham Bell - Wikipedia

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   Who made the first transcontinental telephone call?

   • In January 1915, Bell made the first ceremonial transcontinental telephone call. Calling from the AT&T head office at 15 Dey Street in New York City, Bell was heard by Thomas Watson at 333 Grant Avenue in San Francisco. The New York Times reported:

   Alexander Graham Bell - Wikipedia

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   Who invented the DynaTAC phone?

   • On April 3, 1973, Cooper introduced the DynaTAC phone at a press conference in New York City. To make sure that it worked before the press conference, he placed the first public cell phone call, to engineer Joel Engel, head of AT&T’s rival project, and gloated that he was calling from a portable cellular phone. Special offer for students!

   Martin Cooper | Biography, Inventions, & Facts | Britannica

   www.britannica.com/biography/Martin-Cooper

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   Why did AT&T develop a cell phone?

   • AT&T proposed a cellular architecture to expand its car-phone service. Motorola did not want AT&T to have a monopoly on cell phones and feared the end of its mobile business. Cooper was placed in charge of the urgent project to develop a cell phone. He thought that the cell phone should not be chained to the car but should be portable.

   Martin Cooper | Biography, Inventions, & Facts | Britannica

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2. en.wikipedia.org › wiki › Alexander_Graham_BellAlexander Graham Bell - Wikipedia

   en.wikipedia.org › wiki › Alexander_Graham_Bell

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   2 days ago · Alexander Graham Bell ( / ˈɡreɪ.əm /, born Alexander Bell; March 3, 1847 – August 2, 1922) [4] was a Scottish-born [N 1] Canadian-American inventor, scientist and engineer who is credited with patenting the first practical telephone. He also co-founded the American Telephone and Telegraph Company (AT&T) in 1885.

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     Edwin S. Grosvenor is a writer, photographer, and President...

   • Mabel Gardiner Hubbard

     Mabel Gardiner Hubbard Bell (November 25, 1857 – January 3,...

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     Biography. Alexander Melville Bell was born in Edinburgh,...

   • AT&T Corporation

     AT&T Corporation, commonly referred to as AT&T, an...

   • Invention of The Telephone

     Replica of Antonio Meucci's telettrofono An actor portraying...

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     AEA member John Alexander Douglas McCurdy at the controls of...

   • Sarah Fuller

     She was also present when the first message was sent over...

   • Bell Telephone Company

     Predecessor to the Bell Company The master telephone patent...

3. untappedcities.com › 2022/01/25 › americas-firstToday in 1915: America's First Intercontinental Telephone ...

   untappedcities.com › 2022/01/25 › americas-first

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   5 days ago · Max Scott. On this day 107 years ago in 1915, the first transcontinental telephone call was made between New York City and San Francisco. The call was part of an advertising campaign by the...

4. www.britannica.com › biography › Martin-CooperMartin Cooper | Biography, Inventions, & Facts | Britannica

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   4 days ago · Martin Cooper, American engineer who led the team that in 1972–73 built the first mobile cell phone, the DynaTAC (Dynamic Adaptive Total Area Coverage), and made the first cell phone call, on April 3, 1973. He is widely regarded as the father of the cellular phone.

5. Videos

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     Alexander Graham Bell for Kids | Learn all about this famous inventor | Who invented the phone?

     Feb 2, 2021

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     How the Telephone Was Invented

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     History of the Telephone | I Didn't Know That

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6. en.wikipedia.org › Timeline_of_historic_inventionsTimeline of historic inventions - Wikipedia

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   2 days ago · 1954: Invention of the solar battery by Bell Telephone scientists, Calvin Souther Fuller, Daryl Chapin and Gerald Pearson capturing the Sun's power. First practical means of collecting energy from the Sun and turning it into a current of electricity.

7. www.youtube.com › watchRevolutionizing Communication: The Invention of the Telephone

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   5 days ago · Explore the groundbreaking invention of the telephone by Alexander Graham Bell in 1876, a pivotal moment that revolutionized communication. Join us as we delve into the ingenuity and...

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   • Views: 53
   • Author: Fact brain

8. en.wikipedia.org › wiki › Nikola_TeslaNikola Tesla - Wikipedia

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   1 day ago · Nikola Tesla (/ ˈ t ɛ s l ə /; Serbian Cyrillic: Никола Тесла, [nǐkola têsla]; 10 July [O.S. 28 June] 1856 – 7 January 1943) was a Serbian-American inventor, electrical engineer, mechanical engineer, and futurist. He is known for his contributions to the design of the modern alternating current (AC) electricity supply system.

9. www.britannica.com › technology › mobile-telephoneMobile telephone | Definition & History | Britannica

   www.britannica.com › technology › mobile-telephone

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   5 days ago · mobile telephone, portable device for connecting to a telecommunications network in order to transmit and receive voice, video, or other data. Mobile phones typically connect to the public switched telephone network (PSTN) through one of two categories: cellular telephone systems or global satellite-based telephony.