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
Priority claimed from IN172/CAL/85Aexternal-prioritypatent/IN164361B/en
Application filed by Trylon Ass LtdfiledCriticalTrylon Ass Ltd
Priority to IN816/CAL/88ApriorityCriticalpatent/IN167570B/en
Publication of IN167570BpublicationCriticalpatent/IN167570B/en