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Priority to JP9033876ApriorityCriticalpatent/JPS5316941A/ja
Priority to US05/816,938prioritypatent/US4122688A/en
Priority to DE19772734358prioritypatent/DE2734358A1/de
Publication of JPS5316941ApublicationCriticalpatent/JPS5316941A/ja
Publication of JPS5727371B2publicationCriticalpatent/JPS5727371B2/ja