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Priority claimed from JP8504188Uexternal-prioritypatent/JPH0629482Y2/ja
Priority claimed from JP15944188Aexternal-prioritypatent/JPH0799121B2/ja
Application filed by Mitsubishi Heavy Ind LtdfiledCriticalMitsubishi Heavy Ind Ltd
Priority claimed from EP89110403Aexternal-prioritypatent/EP0348706B1/de
Application grantedgrantedCritical
Publication of ATE81891T1publicationCriticalpatent/ATE81891T1/de