Companies who had pioneered these advances, like Radio Corporation of America (RCA) and General Motors, saw their stocks soar.

引领潮流的公司，诸如美国无线电公司(RCA)、通用汽车，股价飞涨。

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However numerous patent disputes, and a blocking attempt by the radio Corporation of America, who thought it would destroy AM radio, halted its advancement.

但是很多对于专利的争议，以及美国的收音机公司对此的阻挠(他们认为调频收音机的发明会毁了调频广播)使之前的进步趋于停滞。

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The Radio Corporation of America made its debut that day, transmitting the fight over primitive “radiophone” technology—radio’s first mass broadcast in the United States.

美国无线电广播公司选择在这一天进行首播，通过最原始的无线电话技术转播了比赛——这也是美国历史上第一次大规模广播。

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By nineteen twenty-one, Sarnoff was an official of the Radio Corporation of America.

VOA: special.2010.01.31

The National Broadcasting Corporation, NBC,was formed by the Radio Corporation of America.

VOA: special.2010.01.31

GE's history with NBC goes back to 1919, when it co-founded the Radio Corporation of America.

WSJ: Comcast doubles down on TV in $16.7B deal for NBCU

The favourite speculator possibility at that time was Radio Corporation of America, RCA, which incidentally had never paid a dividend.

BBC: More

Its parent company, the Radio Corporation of America, figured people would buy radios if they had interesting things to listen to.

WSJ: Broadcasting pioneer NBC has long, storied history