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Stingray 0 2323
No New Posts Watteyne Helicopter
hesham 1 150
No New Posts Mitra VTOL tailsitter aircraft
Stingray 0 106
No New Posts Joseph J. Leray rotorcraft patents
Stingray 2 107
No New Posts Bell patents
=hothorizon= 2 858
No New Posts Arthur Erritt Holbrook Aeroplane helicopter, 1910
Stingray 0 107
No New Posts slender type unmanned vehicle with embedded rotors
Leela25 0 122
No New Posts Daniel Carter water helicopter
Leela25 0 111
No New Posts Stanley George Austin patents
Leela25 4 197
No New Posts Kaidou Ikeda alternative shrouded rotor
Leela25 0 140
No New Posts Masayoshi Tsunekawa/IHI corp. VTOL aircraft
Leela25 0 120
No New Posts Katsumasa Sugiyama/Mitsubishi Heavy Industries helicopter w/ducted rotor
Leela25 0 114
No New Posts Safran Helicopter equipped with a device for emergency lift assistance
Leela25 0 125
No New Posts Katsumasa Sugiyama/Mitsubishi Heavy Industries helicopter w/ crash prevention rockets
Leela25 0 115
No New Posts Anthony Sbrilli air jet propelled helicopter
Stingray 0 134
No New Posts Nicolas J. Medvedeff convertiplane and related patents
Stingray 1 1958
No New Posts Joseph S. Pecker Aircraft Having Sustaining Rotors
Stingray 0 1067
No New Posts S. D. Robins combination airplane helicopter
Stingray 3 1894
No New Posts Durov Dmitry twin-boom tri tilt-rotor
Stingray 0 1153
No New Posts Carter Allen Tall V/STOL aircraft
Leela25 2 1093
No New Posts Variable chord morphing helicopter rotor
Leela25 0 1092
No New Posts Gyrodyne patents
Stingray 14 3064
No New Posts Boeing
=hothorizon= 3 3357
No New Posts Zimmerman Helicopter flying apparatus
Stingray 3 1930
No New Posts Alberto Alvarez Calderon F. 3-rotor twin-boom VTOL aircraft
Stingray 0 1858
No New Posts Haviland Hull Platt's VTOL patents
Stingray 2 2729
No New Posts Douglas Model-828/A?
Stingray 0 1777
No New Posts Sikorsky helicopter-boat
Stingray 0 1832
No New Posts Weir Patents
Ross 0 1639
No New Posts Flying trucks from Handley-Page & Westland.
Ross 0 1832
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