Bell 47
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H-13 or HTL
Was the first helicopter certified for nonmilitary service. As the H-13 military model, it was used by the U.S. Army as the first air ambulance during the Korean War. As the HTL, the U.S. Navy used it as a trainer helicopter.
See the Introduction, Abbreviations and Pronunciation for further details.
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Copyrights:
Oxford Dictionary of the US Military
The Oxford Essential Dictionary of the U.S. Military. Copyright © 2001, 2002 by Oxford University Press, Inc. All rights reserved.
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