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.)
Hamada Heavy Industries Co Ltd
Japan Steel Works Ltd
Original Assignee
Hamada Heavy Industries Co Ltd
Japan Steel Works 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 Hamada Heavy Industries Co Ltd, Japan Steel Works LtdfiledCriticalHamada Heavy Industries Co Ltd
Priority to JP14099276ApriorityCriticalpatent/JPS5364622A/ja
Publication of JPS5364622ApublicationCriticalpatent/JPS5364622A/ja
Publication of JPS5521630B2publicationCriticalpatent/JPS5521630B2/ja