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18 h 50 m, 30 set 1874 ano - invencion radio

Descrição:

patentaron la radio pero solo en un pais

Adicionado na linha do tempo:

irene good

3 nov 2017

0

0

455

Data:

18 h 50 m, 30 set 1874 ano

Agora

~ 151 years ago

Imagens:

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