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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Priority claimed from IN2377/CAL/75Aexternal-prioritypatent/IN145044B/en
Application filed by Standard Oil Co OhiofiledCriticalStandard Oil Co Ohio
Priority to IN190/DEL/78ApriorityCriticalpatent/IN148445B/en
Publication of IN148445BpublicationCriticalpatent/IN148445B/en