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
CA679290A
Inventor
Matsukane Mikio
Yamamoto Jiro
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.)
Kunoshima Kagaku Kogyo KK
Original Assignee
Kunoshima Kagaku Kogyo KK
Publication date
Application grantedgrantedCritical
Publication of CA679290ApublicationCriticalpatent/CA679290A/en