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Priority claimed from DE19787818669Uexternal-prioritypatent/DE7818669U1/de
Application filed by Freyberg Chem Fab WernerfiledCriticalFreyberg Chem Fab Werner
Priority to IN957/CAL/81ApriorityCriticalpatent/IN152003B/en
Publication of IN152003BpublicationCriticalpatent/IN152003B/en