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
CA798075A
Inventor
Stoeng Gunnar
O. Rovde Bjorn
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.)
ANTH B NILSEN AND CO Ltd AS
Original Assignee
ANTH B NILSEN AND CO Ltd AS
Publication date
Application grantedgrantedCritical
Publication of CA798075ApublicationCriticalpatent/CA798075A/en