Inventor · disambiguated record

Marvin D. Farrell

Also filed as: FARRELL MARVIN D

1 granted patent·69 citations·filing 1992–1992

50Inventor score

Technology areasB64U

Files withUNITED TECHNOLOGIES CORP1

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1 record

0186US5277380AToroidal fuselage structure for unmanned aerial vehicles having ducted, coaxial, counter-rotating rotorsUNITED TECHNOLOGIES CORP·Filed 1992·Granted Jan 11, 1994·69 cites·15 claims

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