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 Giorgio Marchetti, Luciano Silvello, Bollate Milano, Lorenzo Spotorno, Albissola SavonafiledCriticalPier Giorgio Marchetti
Priority to IT8821443ApriorityCriticalpatent/IT1227161B/en
Publication of IT8821443A0publicationCriticalpatent/IT8821443A0/en
Application grantedgrantedCritical
Publication of IT1227161BpublicationCriticalpatent/IT1227161B/en