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Priority claimed from DE19732302772external-prioritypatent/DE2302772C2/en
Priority claimed from AT611773Aexternal-prioritypatent/AT330796B/en
Priority claimed from AT5174*#Aexternal-prioritypatent/AT332002B/en
Application filed by Hoechst AgfiledCriticalHoechst Ag
Publication of ATA517475ApublicationCriticalpatent/ATA517475A/en
Application grantedgrantedCritical
Publication of AT343583BpublicationCriticalpatent/AT343583B/en