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Priority to JP6801087UpriorityCriticalpatent/JPH0235112Y2/ja
Priority to KR2019880005698Uprioritypatent/KR930003271Y1/ko
Publication of JPS63177386UpublicationCriticalpatent/JPS63177386U/ja
Application grantedgrantedCritical
Publication of JPH0235112Y2publicationCriticalpatent/JPH0235112Y2/ja
