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 Ferretti Franco S N C Di FerrefiledCriticalFerretti Franco S N C Di Ferre
Priority to IT823382ApriorityCriticalpatent/IT8203382A0/it
Publication of IT8203382A0publicationCriticalpatent/IT8203382A0/it