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 Villa Di Serio Bergamo AfiledCriticalVilla Di Serio Bergamo A
Priority to IT23195/83ApriorityCriticalpatent/IT1167265B/en
Publication of IT8323195A0publicationCriticalpatent/IT8323195A0/en
Application grantedgrantedCritical
Publication of IT1167265BpublicationCriticalpatent/IT1167265B/en