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Priority claimed from DE19863600847external-prioritypatent/DE3600847A1/de
Priority claimed from IN997/MAS/86Aexternal-prioritypatent/IN168439B/en
Application filed by Foseco IntfiledCriticalFoseco Int
Priority to IN692/MAS/90ApriorityCriticalpatent/IN171689B/en
Publication of IN171689BpublicationCriticalpatent/IN171689B/en