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Priority claimed from DE2136929Aexternal-prioritypatent/DE2136929C3/en
Priority claimed from US00376910Aexternal-prioritypatent/US3846549A/en
Application filed by Boehringer Sohn IngelheimfiledCriticalBoehringer Sohn Ingelheim
Publication of PH15047ApublicationCriticalpatent/PH15047A/en