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Priority to JP1986154148UpriorityCriticalpatent/JPH0214891Y2/ja
Priority to US07/092,644prioritypatent/US4817972A/en
Priority to DE8787113328Tprioritypatent/DE3766684D1/de
Priority to EP87113328Aprioritypatent/EP0263982B1/en
Publication of JPS6360503UpublicationCriticalpatent/JPS6360503U/ja
Application grantedgrantedCritical
Publication of JPH0214891Y2publicationCriticalpatent/JPH0214891Y2/ja
