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
Priority claimed from IT22346/86Aexternal-prioritypatent/IT1198283B/it
Priority claimed from IT19607/87Aexternal-prioritypatent/IT1202643B/it
Application filed by Montedipe SrlfiledCriticalMontedipe Srl
Priority claimed from EP87108577Aexternal-prioritypatent/EP0267362B1/de
Application grantedgrantedCritical
Publication of ATE53380T1publicationCriticalpatent/ATE53380T1/de