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 Delfanti FrancescofiledCriticalDelfanti Francesco
Priority to IT84923/78ApriorityCriticalpatent/IT1110571B/en
Publication of IT7884923A0publicationCriticalpatent/IT7884923A0/en
Application grantedgrantedCritical
Publication of IT1110571BpublicationCriticalpatent/IT1110571B/en