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hesham 1 87
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No New Posts Joseph J. Leray rotorcraft patents
 
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=hothorizon= 2 797
No New Posts Arthur Erritt Holbrook Aeroplane helicopter, 1910
 
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No New Posts slender type unmanned vehicle with embedded rotors
 
Leela25 0 68
No New Posts Daniel Carter water helicopter
 
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No New Posts Stanley George Austin patents
 
Leela25 4 128
No New Posts Kaidou Ikeda alternative shrouded rotor
 
Leela25 0 87
No New Posts Masayoshi Tsunekawa/IHI corp. VTOL aircraft
 
Leela25 0 64
No New Posts Katsumasa Sugiyama/Mitsubishi Heavy Industries helicopter w/ducted rotor
 
Leela25 0 63
No New Posts Safran Helicopter equipped with a device for emergency lift assistance
 
Leela25 0 73
No New Posts Katsumasa Sugiyama/Mitsubishi Heavy Industries helicopter w/ crash prevention rockets
 
Leela25 0 66
No New Posts Anthony Sbrilli air jet propelled helicopter
 
Stingray 0 83
No New Posts Nicolas J. Medvedeff convertiplane and related patents
 
Stingray 1 1885
No New Posts Joseph S. Pecker Aircraft Having Sustaining Rotors
 
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No New Posts S. D. Robins combination airplane helicopter
 
Stingray 3 1822
No New Posts Durov Dmitry twin-boom tri tilt-rotor
 
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No New Posts Carter Allen Tall V/STOL aircraft
 
Leela25 2 1035
No New Posts Variable chord morphing helicopter rotor
 
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Stingray 14 2994
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No New Posts Zimmerman Helicopter flying apparatus
 
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No New Posts Alberto Alvarez Calderon F. 3-rotor twin-boom VTOL aircraft
 
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No New Posts Haviland Hull Platt's VTOL patents
 
Stingray 2 2662
No New Posts Douglas Model-828/A?
 
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No New Posts Sikorsky helicopter-boat
 
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No New Posts Weir Patents
 
Ross 0 1598
No New Posts Flying trucks from Handley-Page & Westland.
 
Ross 0 1782
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