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the telegraphy was born
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Alexander Graham invented telephony
the first words to say were "Watson, come here; I want you" -
electric waves could be used
Heinrich Rudolf showed that electromagnetic waves
could be used to move information at very great distances -
first phone call between new york and chicago
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experiments are made with the AM radio
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the first FM radio station is created
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TV is created
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the first computer is created
was called z1 and weighed 1000 Kg -
the first commercial satellite is launched
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cell phones are created
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Mexico launches its first satellite
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digital television starts in US
