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Priority claimed from DE19712125464external-prioritypatent/DE2125464C3/de
Application filed by Hoechst AgfiledCriticalHoechst Ag
Priority to DK231477ApriorityCriticalpatent/DK143969C/da
Publication of DK231477ApublicationCriticalpatent/DK231477A/da
Publication of DK143969BpublicationCriticalpatent/DK143969B/da
Application grantedgrantedCritical
Publication of DK143969CpublicationCriticalpatent/DK143969C/da