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Application filed by Menzerna Werk Schleif & PolifiledCriticalMenzerna Werk Schleif & Poli
Priority to IT22973/80ApriorityCriticalpatent/IT1131650B/it
Publication of IT8022973A0publicationCriticalpatent/IT8022973A0/it
Application grantedgrantedCritical
Publication of IT1131650BpublicationCriticalpatent/IT1131650B/it