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 Metallgesellschaft AgfiledCriticalMetallgesellschaft Ag
Priority to IN1026CA1990priorityCriticalpatent/IN175863B/en
Publication of IN175863BpublicationCriticalpatent/IN175863B/en