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
CA885959A
Inventor
Noguchi Hiroaki
Murakoshi Satoshi
Wakayama Hiroo
Nakajima Taiji
Kurita Yutaka
Fushino Yukio
Tani Kaneyasu
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.)
Nippon Kakoh Seishi KK
Original Assignee
Nippon Kakoh Seishi KK
Publication date
Application grantedgrantedCritical
Publication of CA885959ApublicationCriticalpatent/CA885959A/en