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21 St. 35 Min, 21 Jan 1947 Jahr - Invention of the Keyboard.

Beschreibung:

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

Zugefügt zum Band der Zeit:

computer timeline

Bymatt council
30 Jan 2018

Datum:

21 St. 35 Min, 21 Jan 1947 Jahr
Jetzt
~ 77 years ago

Abbildungen:

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