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Application filedfiledCritical
Priority to JP11367687UpriorityCriticalpatent/JPH0527256Y2/ja
Priority to DE19883877892prioritypatent/DE3877892T2/de
Priority to PCT/JP1988/000453prioritypatent/WO1988008831A1/ja
Priority to EP88904261Aprioritypatent/EP0314807B1/en
Priority to AT88904261Tprioritypatent/ATE85038T1/de
Priority to US07/747,449prioritypatent/US5308044A/en
Publication of JPS6420955UpublicationCriticalpatent/JPS6420955U/ja
Application grantedgrantedCritical
Publication of JPH0527256Y2publicationCriticalpatent/JPH0527256Y2/ja