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
CA902839A
Inventor
Yoda Naoya
Dokoshi Noriaki
Eguchi Masaomi
Kurihara Musaru
Tanaka Chiaki
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
Publication date
Application grantedgrantedCritical
Publication of CA902839ApublicationCriticalpatent/CA902839A/en