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Priority to JP1988026396UpriorityCriticalpatent/JPH062797Y2/ja
Priority to KR1019880014431Aprioritypatent/KR930011144B1/ko
Publication of JPH01132288UpublicationCriticalpatent/JPH01132288U/ja
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Publication of JPH062797Y2publicationCriticalpatent/JPH062797Y2/ja