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 Somen ChatterjeefiledCriticalSomen Chatterjee
Priority to IN676/CAL/86ApriorityCriticalpatent/IN163897B/en
Publication of IN163897BpublicationCriticalpatent/IN163897B/en