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Priority claimed from US06/062,585external-prioritypatent/US4257417A/en
Application filed by Merck & Co. Inc.filedCriticalMerck & Co. Inc.
Priority claimed from EP79303082Aexternal-prioritypatent/EP0013187B1/en
Application grantedgrantedCritical
Publication of ATE3748T1publicationCriticalpatent/ATE3748T1/en