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 IN2402/CAL/74Aexternal-prioritypatent/IN142485B/en
Application filed by Inco Europ LtdfiledCriticalInco Europ Ltd
Priority to IN1513/CAL/77ApriorityCriticalpatent/IN147880B/en
Publication of IN147880BpublicationCriticalpatent/IN147880B/en