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 Le Spighe S R LfiledCriticalLe Spighe S R L
Priority to IT8809538ApriorityCriticalpatent/IT1225329B/en
Publication of IT8809538A0publicationCriticalpatent/IT8809538A0/en
Application grantedgrantedCritical
Publication of IT1225329BpublicationCriticalpatent/IT1225329B/en