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.)
Expired
Application number
CA909158A
Inventor
Sugimoto Kaname
Masuda Kazuo
Sakai Shuzo
Hirao Mamoru
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.)
Hayashibara Co Ltd
Original Assignee
Hayashibara Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA909158ApublicationCriticalpatent/CA909158A/en