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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Publication date
Priority claimed from IN261/CAL/84Aexternal-prioritypatent/IN161936B/en
Application filed by Union Carbide IndiafiledCriticalUnion Carbide India
Priority to IN384/CAL/85ApriorityCriticalpatent/IN163655B/en
Publication of IN163655BpublicationCriticalpatent/IN163655B/en