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 IN205/DEL/86Aexternal-prioritypatent/IN169371B/en
Application filed by Council Scient Ind ResfiledCriticalCouncil Scient Ind Res
Priority to IN943/DEL/88ApriorityCriticalpatent/IN169137B/en
Publication of IN169137BpublicationCriticalpatent/IN169137B/en