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 IN928/CAL/85Aexternal-prioritypatent/IN164840B/en
Priority claimed from GB8724146Aexternal-prioritypatent/GB2210767A/en
Application filed by Trade & Industry Private LimitfiledCriticalTrade & Industry Private Limit
Priority to IN428/CAL/88ApriorityCriticalpatent/IN164989B/en
Publication of IN164989BpublicationCriticalpatent/IN164989B/en