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NAVAL AIR STATION PATUXENT RIVER, Md.--Nearing the end of production for the most-advanced H-1 utility and attack helicopters, the U.S. Marine Corps is planning for how it will efficiently maintain and effectively upgrade the aircraft for the next 30 years of service.Now the service is focused on improving readiness of the fielded fleet while speeding new capabilities to as many aircraft as possible in a timely manner, all in preparation for flying them until the 2040s, according to Marine Col.…
