Piasecki Helicopter

Oct 30, 2006 - 11:37 AM
Columbia Helicopters is to acquire the type certificates for the Vertol 107-II and Boeing Vertol 234 Chinook helicopters from Boeing.
Nov 1, 2002 - 6:04 AM
In the middle of a helicopter market that has been flat for nearly a decade and seems likely to remain that way for the foreseeable future, how does a 50-y
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