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Line of time Hector de Jesús López Rosales
Category:
Other
Updated:
20 Oct 2017
TELECOMUNICATIONS
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417
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Created by
Hector J Lopez
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Events
Signs of smoke
24 hieroglyphs and each one represents a sound
Printing.
First telegraph.
The International Telegraph Union is created.
Telephone exchange.
The first radio
The first television
The first personal computer
The first email.
The first cell phone.
the arrival of the internet.
THE RISE OF SOCIAL NETWORKS.
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