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Application filedfiledCritical
Priority to JP14893089UpriorityCriticalpatent/JPH0753228Y2/ja
Priority to US07/629,654prioritypatent/US5181603A/en
Priority to DE4041410Aprioritypatent/DE4041410C2/de
Priority to KR2019900020709Uprioritypatent/KR930006597Y1/ko
Publication of JPH0386524UpublicationCriticalpatent/JPH0386524U/ja
Application grantedgrantedCritical
Publication of JPH0753228Y2publicationCriticalpatent/JPH0753228Y2/ja