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 IN103/DEL/87Aexternal-prioritypatent/IN167733B/en
Application filed by Reliance Electric Ind CofiledCriticalReliance Electric Ind Co
Priority to IN1156DE1989priorityCriticalpatent/IN176559B/en
Publication of IN176559BpublicationCriticalpatent/IN176559B/en