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Priority to JP6148488UpriorityCriticalpatent/JPH0547649Y2/ja
Priority to EP89304579Aprioritypatent/EP0341930A3/en
Priority to KR1019890006266Aprioritypatent/KR920009763B1/ko
Priority to US07/349,832prioritypatent/US5011308A/en
Publication of JPH01165239UpublicationCriticalpatent/JPH01165239U/ja
Application grantedgrantedCritical
Publication of JPH0547649Y2publicationCriticalpatent/JPH0547649Y2/ja
