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Filing date
Publication date
Priority claimed from JP44088513Aexternal-prioritypatent/JPS504672B1/ja
Priority claimed from JP1093070Aexternal-prioritypatent/JPS4945872B1/ja
Priority claimed from NO4060/70Aexternal-prioritypatent/NO137050C/no
Application filed by Sumitomo Chemical CofiledCriticalSumitomo Chemical Co
Priority to NO70971ApriorityCriticalpatent/NO135870C/no
Publication of NO135870BpublicationCriticalpatent/NO135870B/no
Publication of NO135870CpublicationCriticalpatent/NO135870C/no