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Priority claimed from DE2263211Aexternal-prioritypatent/DE2263211A1/de
Application filed by Boehringer Sohn IngelheimfiledCriticalBoehringer Sohn Ingelheim
Priority to AT217775ApriorityCriticalpatent/AT348538B/de
Priority to AT217675Aprioritypatent/AT348537B/de
Publication of ATA588975ApublicationCriticalpatent/ATA588975A/de
Application grantedgrantedCritical
Publication of AT338807BpublicationCriticalpatent/AT338807B/de