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 Franco BortolamifiledCriticalFranco Bortolami
Priority to IT20409/87ApriorityCriticalpatent/IT1204996B/it
Publication of IT8720409A0publicationCriticalpatent/IT8720409A0/it
Application grantedgrantedCritical
Publication of IT1204996BpublicationCriticalpatent/IT1204996B/it