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.)
Sanraku Inc
Sanraku Ocean Co Ltd
Original Assignee
Sanraku Inc
Sanraku Ocean 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 Sanraku Inc, Sanraku Ocean Co LtdfiledCriticalSanraku Inc
Priority to JP12471379ApriorityCriticalpatent/JPS5649384A/ja
Publication of JPS5649384ApublicationCriticalpatent/JPS5649384A/ja
Publication of JPS6345392B2publicationCriticalpatent/JPS6345392B2/ja