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Mar 20, 1455
Invention of Print Press
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Aug 20, 1455
Newspaper
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Electric light
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Typewriter
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Drawn
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telegraph
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Transmition
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Phonograph
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Distance
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Radio Station
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picutre
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beg. of cell phones
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Cells for mobile phone
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First call off hand-held mobile phone
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First call on handheld mobile phone
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Bell labs invent "Call handoff"
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Nolcia's first mobile phone
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Introduction of 2g tech.
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First digital cell phone call
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Introduction of cell phones
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First PDA Cell Phone
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Iphone take over
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Iphone 5 (current)