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Priority claimed from DE19863617784external-prioritypatent/DE3617784A1/en
Application filed by Bernd HaastertfiledCriticalBernd Haastert
Priority claimed from PCT/DE1987/000244external-prioritypatent/WO1987007394A1/en
Application grantedgrantedCritical
Publication of ATE54761T1publicationCriticalpatent/ATE54761T1/en