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
CA730695A
Inventor
Nakanishi Sashichiro
Kuyama Hiroshi
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.)
TOKYO YUKI KAGAKU KOGYO KK
Original Assignee
TOKYO YUKI KAGAKU KOGYO KK
Publication date
Application grantedgrantedCritical
Publication of CA730695ApublicationCriticalpatent/CA730695A/en