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 L M B Di Mazzurana Angelo E CfiledCriticalL M B Di Mazzurana Angelo E C
Priority to IT8822044ApriorityCriticalpatent/IT1227131B/it
Publication of IT8822044A0publicationCriticalpatent/IT8822044A0/it
Application grantedgrantedCritical
Publication of IT1227131BpublicationCriticalpatent/IT1227131B/it