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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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23 jun 1904 ano - Vàlvules de Buit
Descrição:
Estaven constituïdes per dos o més elèctrodes rodejats de buit en un tub de cristall, amb un aspecte semblant al de una bombeta
Adicionado na linha do tempo:
Historia de la Informàtica
By
Arnau Ferraté
26 nov 2018
1
0
345
Data:
23 jun 1904 ano
Agora
~ 121 years ago
Imagens:
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