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.)
Nihon Seikan KK
Original Assignee
Nihon Seikan KK
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 Nihon Seikan KKfiledCriticalNihon Seikan KK
Priority to JP51086860ApriorityCriticalpatent/JPS592833B2/en
Publication of JPS5312550ApublicationCriticalpatent/JPS5312550A/en
Publication of JPS592833B2publicationCriticalpatent/JPS592833B2/en