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Priority to JP1984118283UpriorityCriticalpatent/JPS6131368U/ja
Priority to KR2019850009145Uprioritypatent/KR890007159Y1/ko
Publication of JPS6131368UpublicationCriticalpatent/JPS6131368U/ja
Application grantedgrantedCritical
Publication of JPS6321238Y2publicationCriticalpatent/JPS6321238Y2/ja