CTA Convertiplano
 The Convertiplano is a cancelled Brazilian convertiplane project. It is based on the earlier Focke-Achgelis Fa 269.Henrich Focke revived the design in the early 1950s on behalf of Brazil's Centro Técnico Aeroespacial (CTA) at the time the air force's technical center who had contracted him to develop a convertiplane. The Convertiplano was built using the fuselage and wings of a Supermarine Spitfire Mk 15 which was believed to be one delivered to Argentina as a sales example.