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Priority to JP9637474ApriorityCriticalpatent/JPS5427258B2/ja
Priority to US05/605,380prioritypatent/US4097646A/en
Priority to DE19752537518prioritypatent/DE2537518A1/de
Publication of JPS5123739ApublicationCriticalpatent/JPS5123739A/ja
Publication of JPS5427258B2publicationCriticalpatent/JPS5427258B2/ja