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Priority claimed from JP15776488Uexternal-prioritypatent/JPH0513185Y2/ja
Priority claimed from JP15827388Uexternal-prioritypatent/JPH0513186Y2/ja
Application filed by Rheon Automatic Machinery CofiledCriticalRheon Automatic Machinery Co
Priority claimed from EP89312606Aexternal-prioritypatent/EP0372879B1/en
Application grantedgrantedCritical
Publication of ATE87419T1publicationCriticalpatent/ATE87419T1/en