July 16, World's first radiotelephone service, between Los Angeles and Santa Catalina Island, opened to the public.
716,球第一个无线电话业务,从旧金至圣塔卡特莱那岛,正式开通。
July 16, World's first radiotelephone service, between Los Angeles and Santa Catalina Island, opened to the public.
716,球第一个无线电话业务,从旧金至圣塔卡特莱那岛,正式开通。
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