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 IT2353180Uexternal-prioritypatent/IT8023531V0/it
Priority claimed from IT26385/80Aexternal-prioritypatent/IT1134562B/it
Application filed by Nordica SpafiledCriticalNordica Spa
Priority claimed from EP81109826Aexternal-prioritypatent/EP0053339B1/de
Application grantedgrantedCritical
Publication of ATE19463T1publicationCriticalpatent/ATE19463T1/de