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Alexander Graham Bell’s first telephone, the “Gallows Frame”. The speech sounds were first transmitted electrically on June 3rd, 1875.
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It was the 1st prototype of telephone transmitter. It was invented by US scientist Alexander Graham Bell around 1876. That device was used to do the 1st call, telephone called from Brantford to Paris, Ontario.
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Invented by Francis Blake. Used basically in Canada. People in different places could communicate by using it. It was public so many people could use it if they payed for it.
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Dials appeared for the first time on telephone sets used by Bell Canada subscribers. The “50-Type” desk set was one of the pioneer models.
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It was starting a new era in communications and the dial was replaced by push buttons. Conversion was then underway to bring Touch-Tone service to all customers requesting it.
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Was manufactured by Motorola. Was inspired in the communicator they use in Star Trek and is known to be the first clamshell mobile phone.
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The important novelty of Blackberry, WiFi connectivity, ended with the dependence on the mobile network.
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It is the last Iphone created by Apple, the famous brand of mobile phones that is sweeping the world.
