The British Aerospace ATP (Advanced Turbo-Prop) is an airliner produced by British Aerospace, by the time it entered the market, the segment was already well represented by designs such as the ATR 72 is a twin-engine turboprop, short-haul regional airliner developed and produced in which two countries, by aircraft manufacturer ATR?
British Aerospace ATP:  By the time it entered the market, the segment was already well represented by designs such as the de Havilland Canada Dash 8, ATR 42 and ATR 72 and production was ended after only 64 examples.
i don't know