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 Sy Tra Ma S R LfiledCriticalSy Tra Ma S R L
Priority to IT20489/88ApriorityCriticalpatent/IT1217520B/en
Publication of IT8820489A0publicationCriticalpatent/IT8820489A0/en
Application grantedgrantedCritical
Publication of IT1217520BpublicationCriticalpatent/IT1217520B/en