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Priority to JP1985204554UpriorityCriticalpatent/JPH0331980Y2/ja
Priority to US06/868,125prioritypatent/US4723471A/en
Priority to DE19863618917prioritypatent/DE3618917A1/de
Publication of JPS62113362UpublicationCriticalpatent/JPS62113362U/ja
Application grantedgrantedCritical
Publication of JPH0331980Y2publicationCriticalpatent/JPH0331980Y2/ja