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
CA743915A
Inventor
Otsubo Iwao
Ura Yasukazu
Sato Shiro
Hayakawa Mitsuru
Sakata Kozo
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.)
Nissan Chemical Corp
Original Assignee
Nissan Chemical Corp
Publication date
Application grantedgrantedCritical
Publication of CA743915ApublicationCriticalpatent/CA743915A/en