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
CA846872A
Inventor
Onsager Olav-Torgeir
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.)
Sentralinstitutt for Industriell Forskning
Original Assignee
Sentralinstitutt for Industriell Forskning
Publication date
Application grantedgrantedCritical
Publication of CA846872ApublicationCriticalpatent/CA846872A/en