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Priority to JP8303072ApriorityCriticalpatent/JPS522677B2/ja
Priority to GB569973Aprioritypatent/GB1381823A/en
Priority to US330022Aprioritypatent/US3859062A/en
Priority to FR7304094Aprioritypatent/FR2171168A1/fr
Publication of JPS4886690ApublicationCriticalpatent/JPS4886690A/ja
Publication of JPS522677B2publicationCriticalpatent/JPS522677B2/ja