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 Pier Ottavio CanegallofiledCriticalPier Ottavio Canegallo
Priority to IT8367383ApriorityCriticalpatent/IT1167321B/it
Publication of IT8367383A0publicationCriticalpatent/IT8367383A0/it
Application grantedgrantedCritical
Publication of IT1167321BpublicationCriticalpatent/IT1167321B/it