Magni-Aviazione

Italy
Founded by Piero Magni in 1919, primarily research and development organization but manufactured aircraft for other designers, including Jona J-6 tilting-wing sesquiplane and the conventional-winged J-6S military trainer. Magni's own aircraft included PM-3-4 Vale 1937 single-seat aerobatic aircraft and the derived PM-4-1 Supervale.