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 Filippazzi Franco MilanofiledCriticalFilippazzi Franco Milano
Priority to IT25007/80ApriorityCriticalpatent/IT1132884B/it
Publication of IT8025007A0publicationCriticalpatent/IT8025007A0/it
Application grantedgrantedCritical
Publication of IT1132884BpublicationCriticalpatent/IT1132884B/it