The present application is related to U.S. Patent application Ser. No. 16/542,542 filed on Aug. 16, 2019 entitled “Unmanned Aircraft having Reduced Acoustic Signatures” (now U.S. Pat. No. 11,597,514), the entire contents of which are expressly incorporated hereinto by reference.
The dashed lines shown in the drawings depict portions of the unmanned aircraft that form no part of the claimed design.