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3200 BCE
Hieroglyphs
It uses signs that represent beings and objects of reality and have an ideographic or phonetic value. -
60 BCE
Talking
humans left the first signs of their language proficiency when they started writing 60,000 years ago -
2 BCE
Letters
It is not known who invented the letter, since such written messages were used in Sumaria, in Ancient, Egypt, in China, Greece and India. -
Telegraph
It worked by transmitting electrical signals over a wire laid between stations -
Type writer
It worked by transmitting electrical signals over a wire laid between stations -
Facsimile
it is an almost identical copy or reproduction of a document or a signature. -
Bipper
It is a telecommunications device that receives short messages. -
WI-FI
It is a technology that allows the wireless interconnection of electronic devices. Wi-Fi enabled devices can connect to each other or to the Internet through a wireless network access point.