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 Berg SpafiledCriticalBerg Spa
Priority to IT8024090ApriorityCriticalpatent/IT1209423B/it
Publication of IT8024090A0publicationCriticalpatent/IT8024090A0/it
Application grantedgrantedCritical
Publication of IT1209423BpublicationCriticalpatent/IT1209423B/it