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Priority claimed from JP25832085Aexternal-prioritypatent/JPS62117722A/ja
Priority claimed from JP9174286Aexternal-prioritypatent/JPS62248616A/ja
Priority claimed from JP14767586Aexternal-prioritypatent/JPS633920A/ja
Application filed by Sumitomo Heavy IndustriesfiledCriticalSumitomo Heavy Industries
Priority claimed from PCT/JP1986/000585external-prioritypatent/WO1987002931A1/ja
Application grantedgrantedCritical
Publication of ATE62858T1publicationCriticalpatent/ATE62858T1/de