1940s | American Machinist
Bridgeport's turret milling machine contributed significantly to WWII efforts, and by 1948, the company had sold its 100,000th machine. ... In 1942, for example, the United States' first jet engine, the Bell XP-59 Airacomet, effectively launched America into the jet age. The plane was powered by two GE 1-A turbojet engines.