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 Proietti Luigi Martorelli PierfiledCriticalProietti Luigi Martorelli Pier
Priority to IT47574/79ApriorityCriticalpatent/IT1113731B/it
Publication of IT7947574A0publicationCriticalpatent/IT7947574A0/it
Application grantedgrantedCritical
Publication of IT1113731BpublicationCriticalpatent/IT1113731B/it