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Priority claimed from DE19863617804external-prioritypatent/DE3617804C1/en
Application filed by Bolender Kubitz Masch BkmfiledCriticalBolender Kubitz Masch Bkm
Priority claimed from EP87902424Aexternal-prioritypatent/EP0310601B1/en
Application grantedgrantedCritical
Publication of ATE51077T1publicationCriticalpatent/ATE51077T1/en