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Priority claimed from DE2229695Aexternal-prioritypatent/DE2229695A1/de
Application filed by Boehringer Sohn IngelheimfiledCriticalBoehringer Sohn Ingelheim
Priority claimed from AT494374Aexternal-prioritypatent/AT348173B/de
Publication of ATA489674ApublicationCriticalpatent/ATA489674A/de
Application grantedgrantedCritical
Publication of AT347048BpublicationCriticalpatent/AT347048B/de