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Priority to JP5167387UpriorityCriticalpatent/JPS63160372U/ja
Priority to PCT/JP1988/000350prioritypatent/WO1988008081A1/ja
Priority to DE8888903356Tprioritypatent/DE3872637T2/de
Priority to EP88903356Aprioritypatent/EP0309590B1/en
Priority to US07/340,724prioritypatent/US4919093A/en
Publication of JPS63160372UpublicationCriticalpatent/JPS63160372U/ja