What Argentinian company made the  Ballester–Molina, and also manufactured aircraft, machinery, and vehicles?
Hispano-Argentina Hispano-Argentina was an Argentinian automotive and engineering company that manufactured vehicles, aircraft, machinery, weaponry and parts for public works.
Construcciones y Auxiliar de Ferrocarriles Construcciones y Auxiliar de Ferrocarriles (Grupo CAF) (literally "Construction & Auxiliary of Railways") is a Spanish private company which manufactures railway vehicles and equipment. It is based in Beasain in the Basque Country. Equipment manufactured by Grupo CAF includes light rail vehicles, rapid transit trains, railroad cars and locomotives, as well as variable gauge axles that can be fitted on any existing truck or bogie.