The Boeing CH-47D Chinook is a twin-turbine, tandem-rotor, heavy-lift transport helicopter.
www.boeing.com/rotorcraft/military/ch47d
The SuperCobra AH-1W is the US Marine's attack helicopter supplied by Bell Helicopter Textron, entering service in 1985.
www.army-technology.com/projects/supcobra/index.html
The Armed OH-58D Kiowa Warrior is supplied by Bell Helicopter Textron of Fort Worth, Texas.
www.army-technology.com/projects/kiowa/index.html
The Tiger helicopter is being developed in two configurations, an antitank helicopter and a combat support helicopter, by the international Eurocopter company and funded by Germany and France.
www.army-technology.com/projects/tiger/index.html
The Horizon system, Helicoptere d'Observation Radar et d'Investigation sur Zone, is operational with the French Army.
www.army-technology.com/projects/horizon/index.html