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SourceAlexander Graham Bell spoke into his device, starting the intuitive idea that is so ueful today
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First Yellow Pages directory
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Candlestick telephones were popular in the early 1900's and many major companies adopted them. It had a unique style and was officialy recognized as the "upright desk stand."
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SourceBell System companies began installing rotary telephones. The dial made easier for customers to place calls without an operator.
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SourceHerbert Hoover becomes first president of the United States with a phone on his desk. Until this time, the president talked on a phone from outside a booth outside his executive office
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SourceIn 1963, AT&T introduced Touch-Tone, which allowed phones to use a keypad to dial numbers and make phone calls. First push-button phone
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Source911 chosen as the nationwide emergency number. The telephone companies agree to make this three-digit sequence unavailable as an exchange number
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Source
Released in 1984, the Motorola DynaTAC 8000X was the first commercially available mobile phone. After this, many other companies started adopting the idea and making phones, portable. -
SourceCaller ID introduced. Controversial at the time, eventually it became more popular. You could now decide whether that phone call was worth answering or whether you could just send them to voicemail.
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SourceThe number of cellular telephone subscribers in the United States grows to 100 million, from 25,000 in 1984. Other countries since then started adopting it and phones became lighter and thinner, yet faster and more feature to us.
