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Priority to JP12860972ApriorityCriticalpatent/JPS5034521B2/ja
Priority to DE19732363606prioritypatent/DE2363606C3/de
Publication of JPS4985001ApublicationCriticalpatent/JPS4985001A/ja
Publication of JPS5034521B2publicationCriticalpatent/JPS5034521B2/ja