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
CA901595A
Inventor
Ueno Ryuzo
Miyazaki Tetsuya
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.)
Ueno Seiyaku Oyo Kenkyujo KK
Original Assignee
Ueno Seiyaku Oyo Kenkyujo KK
Publication date
Application grantedgrantedCritical
Publication of CA901595ApublicationCriticalpatent/CA901595A/en