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 Kumar Mondal PranabfiledCriticalKumar Mondal Pranab
Priority to IN1687CA1996priorityCriticalpatent/IN188937B/en
Publication of IN188937BpublicationCriticalpatent/IN188937B/en