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Priority to JP1990066971UpriorityCriticalpatent/JPH0733427Y2/ja
Priority to US07/694,813prioritypatent/US5237140A/en
Priority to DE4143366Aprioritypatent/DE4143366C2/de
Priority to DE4116871Aprioritypatent/DE4116871C2/de
Publication of JPH0425194UpublicationCriticalpatent/JPH0425194U/ja
Application grantedgrantedCritical
Publication of JPH0733427Y2publicationCriticalpatent/JPH0733427Y2/ja