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
CA872804A
Inventor
Undheim Kjell
Nordal Vegard
Tjonneland Knut
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.)
Nyegaard and Co AS
Original Assignee
Nyegaard and Co AS
Publication date
Application grantedgrantedCritical
Publication of CA872804ApublicationCriticalpatent/CA872804A/en