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jan 1, 2400 BC - Invention of the Abacus (First Automatic Computer)

Description:

Important because...
1. First Computer Invented
2. Used by ancient civilizations like Romans and Chinese
3. Still used today in many countries

Added to timeline:

History of Technological Inventions

30 Jan 2020

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318

Date:

jan 1, 2400 BC

Now

~ 4429 years ago

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