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Priority to JP10345586UpriorityCriticalpatent/JPH0515646Y2/ja
Priority to DE8787305897Tprioritypatent/DE3784274T2/de
Priority to EP87305897Aprioritypatent/EP0251807B1/en
Priority to US07/069,832prioritypatent/US4742724A/en
Publication of JPS639542UpublicationCriticalpatent/JPS639542U/ja
Application grantedgrantedCritical
Publication of JPH0515646Y2publicationCriticalpatent/JPH0515646Y2/ja
