The American Aircraft Penetrator was modified from a helicopter produced by what nation's military?
American Aircraft Penetrator: The American Aircraft Penetrator, now referred as the Aerocraft Stealth Star 204 SS, was a gunship helicopter modified from the Bell UH-1B Iroquois with tandem seating for the pilots and a troop-carrying compartment. Bell UH-1 Iroquois:  The UH-1 was the first turbine-powered helicopter to enter production in 1960 for the United States military, and more than 16,000 have been built since.
United States