EMS Brüel & Kjær Inc. of Folsom, California. NASA is designing and building the X-59 research aircraft – a piloted, single-seat supersonic X-plane …
NASA selects contractor for quiet supersonic flight community testing
In
EMS Brüel & Kjær Inc. of Folsom, California. NASA is designing and building the X-59 research aircraft – a piloted, single-seat supersonic X-plane …
In