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 Alfa Chem ItalfiledCriticalAlfa Chem Ital
Priority to IT22303/86ApriorityCriticalpatent/IT1198089B/en
Publication of IT8622303A0publicationCriticalpatent/IT8622303A0/en
Publication of IT8622303A1publicationCriticalpatent/IT8622303A1/en
Application grantedgrantedCritical
Publication of IT1198089BpublicationCriticalpatent/IT1198089B/en