Retracted rotor aircraft technology assessment
VTOL Research, Design, and Operations Meeting ; 1969 ; Atlanta , GA , U.S.A.
1969-01-01
Conference paper
Electronic Resource
English
An aircraft comprising propellers that can be retracted beneath the fuselage
European Patent Office | 2020
|METHOD OF MOVING AN AIRCRAFT UNDERCARRIAGE BETWEEN A DEPLOYED POSITION AND A RETRACTED POSITION
European Patent Office | 2019
|METHODS OF MOVING AN AIRCRAFT UNDERCARRIAGE BETWEEN A RETRACTED POSITION AND A DEPLOYED POSITION
European Patent Office | 2019
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