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 Umberto LotestofiledCriticalUmberto Lotesto
Priority to IT8820472QpriorityCriticalpatent/IT1222302B/it
Publication of IT8820472A0publicationCriticalpatent/IT8820472A0/it
Application grantedgrantedCritical
Publication of IT1222302BpublicationCriticalpatent/IT1222302B/it