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Priority claimed from DE19702041735external-prioritypatent/DE2041735A1/de
Application filed by Merck Patent GmbhfiledCriticalMerck Patent Gmbh
Priority to AT513375ApriorityCriticalpatent/AT344330B/de
Publication of ATA513375ApublicationCriticalpatent/ATA513375A/de
Application grantedgrantedCritical
Publication of AT344330BpublicationCriticalpatent/AT344330B/de