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.)
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Publication date
Priority claimed from IN1930/CAL/1975Aexternal-prioritypatent/IN143245B/en
Application filed by M F DaudifiledCriticalM F Daudi
Priority to IN64/DEL/76ApriorityCriticalpatent/IN145585B/en
Publication of IN145585BpublicationCriticalpatent/IN145585B/en