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Priority to JP47075780ApriorityCriticalpatent/JPS5239345B2/ja
Priority to GB569973Aprioritypatent/GB1381823A/en
Priority to US330022Aprioritypatent/US3859062A/en
Priority to FR7304094Aprioritypatent/FR2171168A1/fr
Publication of JPS4932777ApublicationCriticalpatent/JPS4932777A/ja
Publication of JPS5239345B2publicationCriticalpatent/JPS5239345B2/ja