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 Sacchetti FrancofiledCriticalSacchetti Franco
Priority to IT8846881ApriorityCriticalpatent/IT1236054B/it
Publication of IT8846881A0publicationCriticalpatent/IT8846881A0/it
Application grantedgrantedCritical
Publication of IT1236054BpublicationCriticalpatent/IT1236054B/it