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Priority to JP15587583UpriorityCriticalpatent/JPS6063028U/ja
Priority to EP84306801Aprioritypatent/EP0141540B1/en
Priority to DE8484306801Tprioritypatent/DE3475932D1/de
Priority to US06/658,884prioritypatent/US4577600A/en
Publication of JPS6063028UpublicationCriticalpatent/JPS6063028U/ja
Priority to US06/814,978prioritypatent/US4651692A/en
Application grantedgrantedCritical
Publication of JPH0236900Y2publicationCriticalpatent/JPH0236900Y2/ja