The French SNCAC NC.1080. It was a prototype single-seat carrier-based fighter aircraft first flown on 29 July 1949. Development was discontinued following an unexplained accident on 10 April 1950, and the contest for which the design was intended was eventually rendered moot when the Aéronavale adopted the de Havilland <i>Sea Venom</i> in 1952.
USN
U.S. Navy Naval Aviation News June 1950 <a rel="nofollow" class="external autonumber" href="https://www.history.navy.mil/research/histories/naval-aviation-history/naval-aviation-news/back-issues/1950/1950/june.html">[1]</a>, p. 24.