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Priority to JP1986161852UpriorityCriticalpatent/JPH0227602Y2/ja
Priority to KR2019870017914Uprioritypatent/KR940000548Y1/ko
Publication of JPS6368202UpublicationCriticalpatent/JPS6368202U/ja
Application grantedgrantedCritical
Publication of JPH0227602Y2publicationCriticalpatent/JPH0227602Y2/ja
