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
CA852774A
Inventor
Takeo Kenzi
Shibasaki Hiroji
Sasaki Kyoichi
Oda Yasuyoshi
Kubota Akira
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.)
Shin Nihon Kagaku Kogyo KK
Original Assignee
Shin Nihon Kagaku Kogyo KK
Publication date
Application grantedgrantedCritical
Publication of CA852774ApublicationCriticalpatent/CA852774A/en