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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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30 dez 1834 ano - Invención del código morse
Adicionado na linha do tempo:
Historia de las TICs
By
Miguel
1 out 2018
0
0
406
Data:
30 dez 1834 ano
Agora
~ 190 years ago
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