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1 jan 1920 ano - Guglielmo Marconi

Descrição:

Marconi had made the radio in 1874. In the 1920's it became popular to use and less expensive

Adicionado na linha do tempo:

Unit 4 timeline

21 dez 2017

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Data:

1 jan 1920 ano

Agora

~ 105 years ago

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