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Priority to JP6156388UpriorityCriticalpatent/JPH01166398U/ja
Priority to EP89106350Aprioritypatent/EP0340485B1/en
Priority to DE68926799Tprioritypatent/DE68926799T2/de
Priority to US07/337,134prioritypatent/US5202668A/en
Publication of JPH01166398UpublicationCriticalpatent/JPH01166398U/ja