Formed as SECM (Société d'Emboutissage et de Constructions Mécaniques) by Félix Amiot at Colombes (Paris) 1916. There followed 20 years of unremitting development of 54 major designs, starting with trainers and tourers and in 1928 including Amiot 122 'Fat Julie', giant single-engined biplane bomber (nearly 100 built). In 1939 obsolescent Amiot 143 was most numerous French medium bomber, but beautiful Amiot 354 also in production. In 1940 Amiot became part of Junkers empire, assigned Ju 52 fuselage production, Colombes works in 1945 becoming Ateliers Aéronautiques de Colombes.