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Application filed by M P Filtri S R LfiledCriticalM P Filtri S R L
Priority to IT20573/82ApriorityCriticalpatent/IT1150525B/it
Publication of IT8220573A0publicationCriticalpatent/IT8220573A0/it
Application grantedgrantedCritical
Publication of IT1150525BpublicationCriticalpatent/IT1150525B/it