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 Ritabrata SanyalfiledCriticalRitabrata Sanyal
Priority to IN2187/CAL/76ApriorityCriticalpatent/IN146510B/en
Publication of IN146510BpublicationCriticalpatent/IN146510B/en