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Priority to JP9781469ApriorityCriticalpatent/JPS493223B1/ja
Priority to DE2059862Aprioritypatent/DE2059862C3/de
Priority to GB5800670Aprioritypatent/GB1338390A/en
Priority to US95752Aprioritypatent/US3701146A/en
Publication of JPS493223B1publicationCriticalpatent/JPS493223B1/ja