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In the late 1980s, the first membrane keyboard was invented (19 ago 1980 ano – 31 dez 1980 ano)

Adicionado na linha do tempo:

Evolution of Keyboard

1 out 2018

1

0

477

Data:

19 ago 1980 ano

31 dez 1980 ano

~ 4 months and 14 days

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