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Priority to JP14738674ApriorityCriticalpatent/JPS5172420A/ja
Priority to GB5151275Aprioritypatent/GB1506508A/en
Priority to US05/641,185prioritypatent/US4071868A/en
Publication of JPS5172420ApublicationCriticalpatent/JPS5172420A/ja
Publication of JPS5633767B2publicationCriticalpatent/JPS5633767B2/ja