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 Giovanni Carlo Spada, Villani SpafiledCriticalGiovanni Carlo Spada
Priority to ITBO920430ApriorityCriticalpatent/IT1259468B/en
Publication of ITBO920430A0publicationCriticalpatent/ITBO920430A0/en
Publication of ITBO920430A1publicationCriticalpatent/ITBO920430A1/en
Application grantedgrantedCritical
Publication of IT1259468BpublicationCriticalpatent/IT1259468B/en