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.)
Filing date
Publication date
Application filed by Tata Iron & Steel Co LtdfiledCriticalTata Iron & Steel Co Ltd
Priority to IN1986CA1996priorityCriticalpatent/IN192607B/en
Publication of IN192607BpublicationCriticalpatent/IN192607B/en
