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.)
Nippon Paper Industries Co Ltd
Original Assignee
Nippon Paper Industries 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 Nippon Paper Industries Co LtdfiledCriticalNippon Paper Industries Co Ltd
Priority to JP1987003758UpriorityCriticalpatent/JPH0617921Y2/ja
Publication of JPS63111527UpublicationCriticalpatent/JPS63111527U/ja
Application grantedgrantedCritical
Publication of JPH0617921Y2publicationCriticalpatent/JPH0617921Y2/ja
