Synonyms were used for: Patent Patent applications
Search without synonyms: keywords:(Patent applications)

1–3 of 3 hits
|

    Helicopter Low-Speed Yaw Control

    J. C. Wilson / H. L. Kelley / C. A. Crowell | NTIS | 1991
    Keywords: Patent applications

    Helicopter Having a Disengageable Tail Rotor

    H. L. Kelley / J. C. Wilson | NTIS | 1987
    Keywords: Patent applications

    Helicopter Anti-Torque System Using Fuselage Strakes

    H. L. Kelley / J. C. Wilson | NTIS | 1987
    Keywords: Patent applications