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Priority claimed from DE19732339714external-prioritypatent/DE2339714A1/de
Priority claimed from AT245174Aexternal-prioritypatent/AT331780B/de
Application filed by Hoechst AgfiledCriticalHoechst Ag
Priority to AT722475ApriorityCriticalpatent/AT334333B/de
Application grantedgrantedCritical
Publication of AT334333BpublicationCriticalpatent/AT334333B/de
Publication of ATA722475ApublicationCriticalpatent/ATA722475A/de