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 Dionigi Manlio Maria DefiledCriticalDionigi Manlio Maria De
Priority to IT23723/79ApriorityCriticalpatent/IT1121446B/en
Publication of IT7923723A0publicationCriticalpatent/IT7923723A0/en
Application grantedgrantedCritical
Publication of IT1121446BpublicationCriticalpatent/IT1121446B/en