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Priority to JP1485990UpriorityCriticalpatent/JP2515791Y2/ja
Priority to KR1019910002565Aprioritypatent/KR930011083B1/ko
Priority to DE4104928Aprioritypatent/DE4104928C2/de
Priority to GB9103338Aprioritypatent/GB2241771B/en
Priority to US07/657,745prioritypatent/US5119920A/en
Publication of JPH03105731UpublicationCriticalpatent/JPH03105731U/ja
Application grantedgrantedCritical
Publication of JP2515791Y2publicationCriticalpatent/JP2515791Y2/ja