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Priority to JP13761379UpriorityCriticalpatent/JPS6025757Y2/ja
Priority to EP80303470Aprioritypatent/EP0027337B1/en
Priority to DE8080303470Tprioritypatent/DE3070069D1/de
Priority to US06/192,804prioritypatent/US4459679A/en
Publication of JPS5656099UpublicationCriticalpatent/JPS5656099U/ja
Application grantedgrantedCritical
Publication of JPS6025757Y2publicationCriticalpatent/JPS6025757Y2/ja