Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority claimed from DE3815929Aexternal-prioritypatent/DE3815929A1/de
Application filed by Hoechst AgfiledCriticalHoechst Ag
Priority to IN306MA1989priorityCriticalpatent/IN173125B/en
Publication of IN173125BpublicationCriticalpatent/IN173125B/en