 Paramount Television Network

The Paramount Television Network (PTN) was a venture by American film corporation Paramount Pictures to organize a television network in the late 1940s.The company built television stations KTLA in Los Angeles and WBKB in Chicago; it also invested $400,000 in the DuMont Television Network, which operated stations WABD in New York City, WTTG in Washington, D.C., and WDTV in Pittsburgh.