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Priority to JP13869388UpriorityCriticalpatent/JPH061338Y2/ja
Priority to DE8989119765Tprioritypatent/DE68901911T2/de
Priority to EP89119765Aprioritypatent/EP0366094B1/en
Priority to US07/425,691prioritypatent/US4993616A/en
Publication of JPH0261583UpublicationCriticalpatent/JPH0261583U/ja
Application grantedgrantedCritical
Publication of JPH061338Y2publicationCriticalpatent/JPH061338Y2/ja