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Priority to JP1987032247UpriorityCriticalpatent/JP2513104Y2/ja
Priority to KR1019880000584Aprioritypatent/KR880011844A/ko
Publication of JPS63139751UpublicationCriticalpatent/JPS63139751U/ja
Priority to KR2019910003675Uprioritypatent/KR910003745Y1/ko
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Publication of JP2513104Y2publicationCriticalpatent/JP2513104Y2/ja