Found and Explained Official on MSN
Bell X-22 and the VTOL transport that almost worked
The Bell X-22 was a ducted fan VTOL aircraft developed for the US military during the 1960s as part of a tri service ...
The Pentagon’s Defense Advanced Research Projects Agency (DARPA) selected Bell Textron to proceed with Phase 2 of its Speed and Runway Independent Technologies X-plane project, which involves a ...
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