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
CA847766A
Inventor
Matsui Masao
Fujita Kentaro
Iwamoto Kazukiyo
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.)
SNIA Viscosa SpA
Kanegafuchi Spinning Co Ltd
Original Assignee
Kazukiyo Iwamoto
Kentaro Fujita
SNIA Viscosa SpA
Kanegafuchi Spinning Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA847766ApublicationCriticalpatent/CA847766A/en