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.)
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.)
Teijin Ltd
Original Assignee
Teijin Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Teijin LtdfiledCriticalTeijin Ltd
Priority to JP7267980ApriorityCriticalpatent/JPS56169056A/ja
Priority to CA000372527Aprioritypatent/CA1198301A/en
Priority to DE8181300985Tprioritypatent/DE3160998D1/de
Priority to EP81300985Aprioritypatent/EP0035906B2/en
Publication of JPS56169056ApublicationCriticalpatent/JPS56169056A/ja
Priority to US06/438,535prioritypatent/US4413877A/en
Publication of JPH0116671B2publicationCriticalpatent/JPH0116671B2/ja