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 HUNO167Aexternal-prioritypatent/HU166135B/hu
Priority claimed from IN1096/CAL/73Aexternal-prioritypatent/IN138013B/en
Application filed by Eszakmagyar VegyimuevekfiledCriticalEszakmagyar Vegyimuevek
Priority to IN172/CAL/75ApriorityCriticalpatent/IN139655B/en
Publication of IN139655BpublicationCriticalpatent/IN139655B/en
