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 Soresina Cremona AfiledCriticalSoresina Cremona A
Priority to IT21075/81ApriorityCriticalpatent/IT1167739B/en
Publication of IT8121075A0publicationCriticalpatent/IT8121075A0/en
Application grantedgrantedCritical
Publication of IT1167739BpublicationCriticalpatent/IT1167739B/en