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 J MukherjeefiledCriticalJ Mukherjee
Priority to IN360/BOM/1974ApriorityCriticalpatent/IN140290B/en
Publication of IN140290BpublicationCriticalpatent/IN140290B/en