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SourceJohann Phillip Reis invented the Reis telephone. You would talk into a wooden carved ear with a piece of metal inside connected to a battery. This would cause the metal to vibrate and the sound would travel to the other end. First spoken word transmitted.
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SourcePhillip Reis built a device that would change sound to electricity and back to sound.
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SourceAlexander Graham Bell decides to try and transmit the human voice instead of working on harmonic telegraph. He got a partner Watson to help him. Watson was an electrician at the time.
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Source Alexander Graham Bell and his partner Watson transmit a complete sentence on the telephone. Bell then got a patent on February 14. Elisha Gray files patent caveat on February 14, hours after Bell.
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SourceAlexander Graham Bell got his patent on Mach 7 from the Patent Office. On March 10 he got the phone to actually work well.
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SourceFirst telephone exchange is opened in the United States. It was opened under he licenses of the Bell Telephone.
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SourceThe Bell Company completed the US transcontinental telephone line, this connected everyone in the US by phone.
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SourceDr. Martin Cooper was working for Motorola and placed a call to his rival Joel Engel on a prototype cell phone, while walking on the streets in New York. Joel Engel was working at AT&T. The prototype was called the Motorola DynaTAC.
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SourceThe Phone Web was invented. This allowed businesses to access the internet from their phones.
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I think cell phones will have holograms and there will be a faster internet. I also think that telephones will be clearer and bigger.