sentences:  In 1930, De Dietrich was absorbed by "Société Générale Aéronautique", and the Argenteuil plant was converted to making aircraft engines and six-wheel trucks licensed from Tatra.By 1935, Lorraine-Dietrich had disappeared from the automobile industry.Until World War II, Lorraine concentrated on the military market, manufacturing vehicles such as the Lorraine 37L armoured carrier.