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21 h 35 m, 21 jan 1947 ano - Invention of the Keyboard.

Descrição:

Before the keyboard, people used punchcards. the keyboard was invented so people could type information at ease.

Adicionado na linha do tempo:

computer timeline

Bymatt council
30 jan 2018
0
0
362

Data:

21 h 35 m, 21 jan 1947 ano
Agora
~ 77 years ago

Imagens:

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