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Priority to JP9740988UpriorityCriticalpatent/JPH065262Y2/ja
Priority to DE8888119495Tprioritypatent/DE3881495T2/de
Priority to US07/275,713prioritypatent/US4940321A/en
Priority to EP88119495Aprioritypatent/EP0321716B1/en
Publication of JPH0218742UpublicationCriticalpatent/JPH0218742U/ja
Application grantedgrantedCritical
Publication of JPH065262Y2publicationCriticalpatent/JPH065262Y2/ja