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Priority claimed from JP28684287Aexternal-prioritypatent/JPH0248774B2/en
Priority claimed from JP33590887Aexternal-prioritypatent/JPH0221046A/en
Application filed by Mitsuboshi Belting LtdfiledCriticalMitsuboshi Belting Ltd
Priority claimed from EP88310673Aexternal-prioritypatent/EP0316197B1/en
Application grantedgrantedCritical
Publication of ATE80928T1publicationCriticalpatent/ATE80928T1/en