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Priority to JP1986198086UpriorityCriticalpatent/JPH0439634Y2/ja
Priority to US07/136,623prioritypatent/US4845322A/en
Priority to EP87119042Aprioritypatent/EP0276467A3/en
Publication of JPS63102138UpublicationCriticalpatent/JPS63102138U/ja
Priority to US07/327,102prioritypatent/US4947544A/en
Application grantedgrantedCritical
Publication of JPH0439634Y2publicationCriticalpatent/JPH0439634Y2/ja