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
CA688549A
Inventor
Iwasaki Shinjiro
Arima Kei
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.)
Meito Sangyo KK
Original Assignee
Meito Sangyo KK
Publication date
Application grantedgrantedCritical
Publication of CA688549ApublicationCriticalpatent/CA688549A/en