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 Mannesmann AgfiledCriticalMannesmann Ag
Priority to IN1133MA1994priorityCriticalpatent/IN187741B/en
Publication of IN187741BpublicationCriticalpatent/IN187741B/en