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.)
Nisshin Seifun Group Inc
Original Assignee
Nisshin Seifun Group Inc
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 Nisshin Seifun Group IncfiledCriticalNisshin Seifun Group Inc
Priority to JP50008344ApriorityCriticalpatent/JPS5186160A/ja
Priority to CA243,615Aprioritypatent/CA1068538A/en
Publication of JPS5186160ApublicationCriticalpatent/JPS5186160A/ja
Publication of JPS5761391B2publicationCriticalpatent/JPS5761391B2/ja