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Priority to JP724473ApriorityCriticalpatent/JPS564979B2/ja
Priority to US05/402,709prioritypatent/US3947884A/en
Priority to GB4650473Aprioritypatent/GB1429256A/en
Priority to DE19732349920prioritypatent/DE2349920C3/de
Publication of JPS4996707ApublicationCriticalpatent/JPS4996707A/ja
Publication of JPS564979B2publicationCriticalpatent/JPS564979B2/ja