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Priority to JP17795087UpriorityCriticalpatent/JPH0728671Y2/ja
Priority to KR2019880017090Uprioritypatent/KR910005218Y1/ko
Priority to US07/272,329prioritypatent/US4945325A/en
Priority to EP88119226Aprioritypatent/EP0316944A3/en
Publication of JPH0181844UpublicationCriticalpatent/JPH0181844U/ja
Application grantedgrantedCritical
Publication of JPH0728671Y2publicationCriticalpatent/JPH0728671Y2/ja
