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Priority claimed from JP9670083Aexternal-prioritypatent/JPS59221639A/en
Priority claimed from JP3483884Aexternal-prioritypatent/JPS60178336A/en
Application filed by Keisuke Hirata, Gensai Hirata, Haruatsu HiratafiledCriticalKeisuke Hirata
Priority claimed from PCT/JP1984/000241external-prioritypatent/WO1984004812A1/en
Application grantedgrantedCritical
Publication of ATE36412T1publicationCriticalpatent/ATE36412T1/en