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.)
Hokuei Co Ltd
Original Assignee
Hokuei 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 Hokuei Co LtdfiledCriticalHokuei Co Ltd
Priority to JP21306690ApriorityCriticalpatent/JPH03130003A/ja
Publication of JPH03130003ApublicationCriticalpatent/JPH03130003A/ja
Publication of JPH0545205B2publicationCriticalpatent/JPH0545205B2/ja