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 Mefina SafiledCriticalMefina Sa
Priority to IN509MA1990priorityCriticalpatent/IN177416B/en
Publication of IN177416BpublicationCriticalpatent/IN177416B/en