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Priority to JP47126005ApriorityCriticalpatent/JPS5117634B2/ja
Priority to CA188,207Aprioritypatent/CA992261A/en
Priority to ES421525Aprioritypatent/ES421525A1/es
Publication of JPS4981679ApublicationCriticalpatent/JPS4981679A/ja
Publication of JPS5117634B2publicationCriticalpatent/JPS5117634B2/ja