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
CA833019A
Inventor
Kitamura Shigeyoshi
Kameda Nobuyuki
Fujimoto Keimei
Itaya Nobushige
Mizutani Toshio
Okuno Yositosi
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA833019ApublicationCriticalpatent/CA833019A/en