Helis.com Contents
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AV See Bell
UH-4 / UH-5 See Hiller
Ultra-Light See Fairey
Ultrasport Helicopters
(
Timeline )
Model 254 ( Since 80s )
Model 331 ( Since 80s )
Model 496 ( Since 80s )
Model 496 OPV ( SAIC Vigilante ) See timeline page
ULV See Hiller
United Helicopters See Hiller
Unmanned Helicopters
See Bell
See Kamov
See Ultrasport
UNIS NA-40 Bongo
( Since 80s )
US Coast Guard 's first helo detachment
( Pioneers )
UTTAS competition
See Sikorsky S-70
See Boeing Vertol 179
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