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Priority claimed from FR7929565Aexternal-prioritypatent/FR2470679A1/en
Application filed by Matec Holding AgfiledCriticalMatec Holding Ag
Publication of IT8026235A0publicationCriticalpatent/IT8026235A0/en
Application grantedgrantedCritical
Publication of IT1134460BpublicationCriticalpatent/IT1134460B/en