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Application filed by Main Group SpafiledCriticalMain Group Spa
Priority to IT92PD211priorityCriticalpatent/IT1259186B/it
Publication of ITPD920211A0publicationCriticalpatent/ITPD920211A0/it
Priority to BR9300453Aprioritypatent/BR9300453A/pt
Publication of ITPD920211A1publicationCriticalpatent/ITPD920211A1/it
Application grantedgrantedCritical
Publication of IT1259186BpublicationCriticalpatent/IT1259186B/it