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Priority claimed from DE19722259512external-prioritypatent/DE2259512C3/en
Application filed by Boehringer Mannheim GmbhfiledCriticalBoehringer Mannheim Gmbh
Priority claimed from AT910975Aexternal-prioritypatent/AT344052B/en
Publication of ATA827975ApublicationCriticalpatent/ATA827975A/en
Application grantedgrantedCritical
Publication of AT347431BpublicationCriticalpatent/AT347431B/en