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Priority claimed from DE19712130544external-prioritypatent/DE2130544A1/de
Application filed by Merck Patent GmbhfiledCriticalMerck Patent Gmbh
Priority to AT42475ApriorityCriticalpatent/AT336785B/de
Publication of ATA42475ApublicationCriticalpatent/ATA42475A/de
Application grantedgrantedCritical
Publication of AT336785BpublicationCriticalpatent/AT336785B/de