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Priority to JP8726089UpriorityCriticalpatent/JPH0542283Y2/ja
Priority to US07/551,413prioritypatent/US5013006A/en
Priority to EP90113775Aprioritypatent/EP0410289B1/en
Priority to DE90113775Tprioritypatent/DE69001463T2/de
Publication of JPH0326870UpublicationCriticalpatent/JPH0326870U/ja
Application grantedgrantedCritical
Publication of JPH0542283Y2publicationCriticalpatent/JPH0542283Y2/ja