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Priority claimed from JP4286399Aexternal-prioritypatent/JPH05301466A/ja
Priority claimed from JP4287982Aexternal-prioritypatent/JPH05301467A/ja
Priority claimed from JP4295791Aexternal-prioritypatent/JPH06143832A/ja
Application filed by Mitsubishi Rayon CofiledCriticalMitsubishi Rayon Co
Application grantedgrantedCritical
Publication of TW224069BpublicationCriticalpatent/TW224069B/zh