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 Cementvetro S N C Di Martelli Maria & CfiledCriticalCementvetro S N C Di Martelli Maria & C
Priority to ITFC1982U14744UpriorityCriticalpatent/IT8214744U1/it
Publication of IT8214744V0publicationCriticalpatent/IT8214744V0/it
Publication of IT8214744U1publicationCriticalpatent/IT8214744U1/it