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The biggest-rotor helicopter in the world could lift over 10,000 pounds and be heard from eight miles away
Helicopters come in all sorts of weird shapes and sizes. In the early days of mass-produced helicopters in the 1940s and 1950s, engineers experimented with strange designs and unique concepts, many of ...
Sam Eckholm on MSN
Watch the giant helicopter the US Navy uses for mine hunting
The MH-53E Sea Dragon is the largest helicopter operated by the United States Navy, designed primarily for airborne mine ...
Sikorsky Aircraft has 63 CH-53K “King Stallion” heavy-lift helicopters in production and assembly in Stratford, Conn. The U.S. Navy issued a $10.85-billion contract to Sikorsky Aircraft Corp. for as ...
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