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ES134706A1934-05-191934-05-19Un procedimiento para la fabricación de varillas de acero para corsés, fajas y artículos similares.
ExpiredES134706A1
(es)
Un procedimiento para fabricar aleaciones de hierro y , en particular, de ferro-cromo y ferro-cromo-níquel, conocidas en la práctica con el nombre de hierro o acero inoxidable.