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
CA830502A
Inventor
Satoh Kimio
Sekizawa Yasuharu
Akai Naotoshi
Yusa Yasushi
Kondo Shinichi
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.)
Meiji Seika Kaisha Ltd
Original Assignee
Meiji Seika Kaisha Ltd
Publication date
Application grantedgrantedCritical
Publication of CA830502ApublicationCriticalpatent/CA830502A/en