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Priority to JP3259688UpriorityCriticalpatent/JPH01144142U/ja
Priority to PCT/JP1988/000709prioritypatent/WO1989000518A1/ja
Priority to EP88906097Aprioritypatent/EP0402465A1/en
Priority to US07/330,085prioritypatent/US5005797A/en
Publication of JPH01144142UpublicationCriticalpatent/JPH01144142U/ja