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7 июн 1933 г. - FM radio is patented by Edwin Armstrong

Описание:

Frequency Modulation Radio. Doesn't take off until after his death

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Mixtape Anatomy Timeline

ByNicholas Newton-Cheh

24 сен 2017

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742

Дата:

7 июн 1933 г.

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~ 92 г назад

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