Matches in DBpedia 2016-04 for { ?s ?p "The Broadcasting Company of America was a former, short-lived broadcasting subsidiary of AT&T.When AT&T employees, notably Lee DeForest, developed advances in vacuum tube technologies in the 1910s, the telephone giant entered the radio business. Throughout the 1920s, AT&T was involved in patent disputes with RCA (the Radio Corporation of America)."@en }
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- Broadcasting_Company_of_America comment "The Broadcasting Company of America was a former, short-lived broadcasting subsidiary of AT&T.When AT&T employees, notably Lee DeForest, developed advances in vacuum tube technologies in the 1910s, the telephone giant entered the radio business. Throughout the 1920s, AT&T was involved in patent disputes with RCA (the Radio Corporation of America).".
- Q4972137 comment "The Broadcasting Company of America was a former, short-lived broadcasting subsidiary of AT&T.When AT&T employees, notably Lee DeForest, developed advances in vacuum tube technologies in the 1910s, the telephone giant entered the radio business. Throughout the 1920s, AT&T was involved in patent disputes with RCA (the Radio Corporation of America).".