As Security National Aircraft Corporation was established by W. B. Kinner, founder of Kinner Airplane & Motor Corporation in 1933. Company was formed May 1933 by Kinner on acquiring the old Emsco plant in Downey.
Downey and Van Nuys CA.
USA
1937: Reorganized as Security Aircraft Corp,
Long Beach CA.
USA
1937: Reorganized as American Aircraft Corp,
2735 E Spring St,
Long Beach.
New factory then built at Long Beach, California, to make Airster 2-seat monoplane and Security 5- cylinder radial.
1942: Acquired by National Airplane & Motor Co, Los Angeles.
All Aero 