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Priority to JP10932975ApriorityCriticalpatent/JPS5232458A/ja
Priority to DE2556128Aprioritypatent/DE2556128C3/de
Priority to US05/640,944prioritypatent/US4031781A/en
Publication of JPS5232458ApublicationCriticalpatent/JPS5232458A/ja
Publication of JPS5634736B2publicationCriticalpatent/JPS5634736B2/ja