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Application filed by Maschinenfabrik Rieter A.G.filedCriticalMaschinenfabrik Rieter A.G.
Priority claimed from PCT/EP1979/000068external-prioritypatent/WO1980000717A1/en
Application grantedgrantedCritical
Publication of ATE2383T1publicationCriticalpatent/ATE2383T1/en