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 Cappelletti Carlo CappellettifiledCriticalCappelletti Carlo Cappelletti
Priority to IT8420227ApriorityCriticalpatent/IT1206717B/en
Publication of IT8420227A0publicationCriticalpatent/IT8420227A0/en
Application grantedgrantedCritical
Publication of IT1206717BpublicationCriticalpatent/IT1206717B/en