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 Teijin Ltd, Teijin Seiki Co LtdfiledCriticalTeijin Ltd
Priority to IN767CA1992priorityCriticalpatent/IN178163B/en
Publication of IN178163BpublicationCriticalpatent/IN178163B/en