Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Italsider Spa NuovafiledCriticalItalsider Spa Nuova
Priority to IT48199/86ApriorityCriticalpatent/IT1191853B/it
Publication of IT8648199A0publicationCriticalpatent/IT8648199A0/it
Publication of IT8648199A1publicationCriticalpatent/IT8648199A1/it
Application grantedgrantedCritical
Publication of IT1191853BpublicationCriticalpatent/IT1191853B/it