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Change in telecommunications
Category:
Other
Updated:
13 Oct 2017
1
0
635
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Created by
Perez Esteban
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Events
PREHISTORY
Egyptians
ROMANS
AZTECAS
NORTH AMERICA
PONY EXPRESS
TELEGRAPH.
Transatlantic telegraph
THE TELEPHONE
The first manual telephone board (switchboard)
THE RADIO
THE COMPUTER
SATELLITE
DIGITAL COMMUNICATIONS
THE INTERNET (Arpanet).
CELL PHONE
DIGITAL CELL PHONE
VoIP
FACEBOOK
WHATSAPP
Periods
GREEKS
THE TELEVISION
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