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| Agusta
Manufacturer of famous commercial and military helicopters. |
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| Bell Helicopter
Manufacturer of commercial, military, special helicopters and tiltrotors. |
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| Boeing
One of the greatest manufacturers of commercial airplanes, business jets, air traffic managenent and avionic systems. |
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| Schweizer Aircraft
Helicopters, reconnaissance aircraft, unmanned vehicles, gliders and aerospace subcontracting. |
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| Robinson Helicopter
Producer of civil helicopters. Well known for its high performance, reliable helicopters. |
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| | | | | | IAR
Helicopter, aircraft and glider manufacturer. |
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| | | | | Vertical Aviation Tech.
Helicopter research, design and manufacturing. Offering a whisper Jet quiet technology helicopter. |
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| | | | | Brantly
Low-cost helicopter easy to learn and smooth flyer. |
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