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Application filedfiledCritical
Priority to JP1988133512UpriorityCriticalpatent/JPH0746Y2/ja
Priority to KR1019890011645Aprioritypatent/KR900002686A/ko
Publication of JPH0255540UpublicationCriticalpatent/JPH0255540U/ja
Priority to KR2019910013499Uprioritypatent/KR930000408Y1/ko
Application grantedgrantedCritical
Publication of JPH0746Y2publicationCriticalpatent/JPH0746Y2/ja
