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Priority claimed from JP5101711Aexternal-prioritypatent/JP2559558B2/ja
Priority claimed from JP5101712Aexternal-prioritypatent/JP2559559B2/ja
Priority claimed from JP5118085Aexternal-prioritypatent/JP2582997B2/ja
Priority claimed from JP5230621Aexternal-prioritypatent/JP2656438B2/ja
Application filed by Hitachi Shipbuilding Eng CofiledCriticalHitachi Shipbuilding Eng Co
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Publication of TW235283BpublicationCriticalpatent/TW235283B/zh