The American Aircraft Penetrator was modified from a helicopter produced by what nation's military?
Bell UH-1 Iroquois The Bell UH-1 Iroquois (nicknamed "Huey") is a utility military helicopter powered by a single turboshaft engine, with two-blade main and tail rotors. The first member of the prolific Huey family, it was developed by Bell Helicopter to meet a United States Army's 1952 requirement for a medical evacuation and utility helicopter, and first flew in 1956. 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.
Mil Moscow Helicopter Plant Mil Helicopters (Russian: Миль ) is the short name of the Soviet Russian helicopter manufacturer Mil Moscow Helicopter Plant (Russian: Московский вертолётный завод им. М.Л. Миля ) (design bureau prefix Mi), named after the constructor Mikhail Mil. Mil participates in the Euromil joint venture with Eurocopter.