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 IT8882572Aexternal-prioritypatent/IT1227425B/it
Priority claimed from IT8982503Aexternal-prioritypatent/IT1234338B/it
Application filed by Nordica SpafiledCriticalNordica Spa
Priority claimed from EP89112313Aexternal-prioritypatent/EP0351653B1/de
Application grantedgrantedCritical
Publication of ATE95677T1publicationCriticalpatent/ATE95677T1/de