Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Kanadevia Corp
Original Assignee
Hitachi Ltd
Hitachi Zosen Corp
Hitachi Shipbuilding and Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd, Hitachi Zosen Corp, Hitachi Shipbuilding and Engineering Co LtdfiledCriticalHitachi Ltd
Priority to JP8695674ApriorityCriticalpatent/JPS5115580A/ja
Publication of JPS5115580ApublicationCriticalpatent/JPS5115580A/ja
Publication of JPS5430223B2publicationCriticalpatent/JPS5430223B2/ja