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 Poli Ind Chimica S P A MilanofiledCriticalPoli Ind Chimica S P A Milano
Priority to IT8822256ApriorityCriticalpatent/IT1227173B/en
Publication of IT8822256A0publicationCriticalpatent/IT8822256A0/en
Application grantedgrantedCritical
Publication of IT1227173BpublicationCriticalpatent/IT1227173B/en