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nov 2, 1920 - Sale al aire la primera estación de radio comercial en los Estados Unidos.

Description:

En 1920, KDKA en Pittsburgh, Pensilvania, se convierte en la primera estación de radio comercial de los Estados Unidos.

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Byivan salviulo
30 Mar 2022
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Date:

nov 2, 1920
Now
~ 104 years ago
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