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Priority to JP1990079682UpriorityCriticalpatent/JP2587338Y2/ja
Priority to DE69009139Tprioritypatent/DE69009139T2/de
Priority to KR1019900016595Aprioritypatent/KR910008517A/ko
Priority to EP90311427Aprioritypatent/EP0424140B1/en
Priority to US07/602,457prioritypatent/US5479380A/en
Publication of JPH0438591UpublicationCriticalpatent/JPH0438591U/ja
Application grantedgrantedCritical
Publication of JP2587338Y2publicationCriticalpatent/JP2587338Y2/ja