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Priority to JP15564288UpriorityCriticalpatent/JPH0619205Y2/ja
Priority to US07/427,587prioritypatent/US5113195A/en
Priority to EP89120192Aprioritypatent/EP0367225B1/en
Priority to DE68920277Tprioritypatent/DE68920277T2/de
Publication of JPH0277911UpublicationCriticalpatent/JPH0277911U/ja
Application grantedgrantedCritical
Publication of JPH0619205Y2publicationCriticalpatent/JPH0619205Y2/ja