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 Luigino De LazzarifiledCriticalLuigino De Lazzari
Priority to IT82535/86ApriorityCriticalpatent/IT1189861B/en
Publication of IT8682535A0publicationCriticalpatent/IT8682535A0/en
Application grantedgrantedCritical
Publication of IT1189861BpublicationCriticalpatent/IT1189861B/en