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Priority claimed from DE2418127Aexternal-prioritypatent/DE2418127A1/en
Priority claimed from DE19742457219external-prioritypatent/DE2457219A1/en
Priority claimed from AT275177Aexternal-prioritypatent/AT353177B/en
Application filed by Boehringer Mannheim GmbhfiledCriticalBoehringer Mannheim Gmbh
Publication of ATA330977ApublicationCriticalpatent/ATA330977A/en
Application grantedgrantedCritical
Publication of AT352908BpublicationCriticalpatent/AT352908B/en