Home›Broadcasters›Parent CompanyBrowse ByParent CompanyFactsParent CompanySourcesComments (0)Reader Challenges (0)FactsComparisonEra of EmergenceWell-attested1920 1Parent CompanyFilter Results4 entriesMediumAllRadio (2)Television (4)Headquarters or CountryAllUnited States (4)Founding YearAll1926 (1)1943 (1)1972 (1)1980 (1)1986 (1)StatusAllActive (4)ListingAllNasdaq (1)NYSE (1)Unlisted (1)Size BandAll10,000 to 99,999 (3)100,000 or More (1)StatusAllActive (3)Show ResultsBrowseCompareSelect all 4Fox CorporationParent Company1 entryNBCUniversalParent Company1 entryThe Walt Disney CompanyParent Company1 entryWarner Bros. Discovery, Inc.Parent Company2 entriesSources1. WikipediaWikimedia FoundationWikipedia: History of radio, Broadcasting sectionQuote, Wikipedia: History of radio, Broadcasting sectionOn 31 August 1920 the Detroit News began publicized daily news and entertainment "Detroit News Radiophone" broadcasts.View the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.