Inventions of the 1920s- Mariela Pena

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Inventions of the 1920s

Radio & Television Broadcasting(1920):

• Radio broadcasting began in Pittsburgh,1920 and by the end of the decade America had 5 international radio networks.
• The first television broadcast began in Washington D.C.

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Inventions of the 1920s- Mariela Pena

By Mariela

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