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 Ramanathan Balasubramanian, Balasubramanian BhaskarfiledCriticalRamanathan Balasubramanian
Priority to IN352BO1991priorityCriticalpatent/IN174532B/en
Publication of IN174532BpublicationCriticalpatent/IN174532B/en