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Application filedfiledCritical
Priority to JP14061186UpriorityCriticalpatent/JPH051870Y2/ja
Priority to EP87113481Aprioritypatent/EP0262509A1/en
Publication of JPS6347542UpublicationCriticalpatent/JPS6347542U/ja
Priority to US07/315,228prioritypatent/US4924047A/en
Application grantedgrantedCritical
Publication of JPH051870Y2publicationCriticalpatent/JPH051870Y2/ja
