What is "ling-temco-vought"

Ling-Temco-Vought (LTV) was a large U.S. conglomerate which existed from 1961 to 2000. At its peak, its component parts were involved in the aerospace industry, electronics, steel manufacturing, sporting goods, the airline industry, meat packing, car rentals and pharmaceuticals, among other businesses. It began in 1947 as Ling Electric Company, later named Ling-Temco-Vought, followed by LTV Corporation and eventually LTV Steel to its end in the early 2000s.