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 GB12972/77Aexternal-prioritypatent/GB1596380A/en
Application filed by Lilly Industries LtdfiledCriticalLilly Industries Ltd
Priority to IN2/CAL/80ApriorityCriticalpatent/IN147793B/en
Publication of IN147793BpublicationCriticalpatent/IN147793B/en