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
CA874293A
Inventor
Bull Schak
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.)
SAREK AS
Original Assignee
SAREK AS
Publication date
Application grantedgrantedCritical
Publication of CA874293ApublicationCriticalpatent/CA874293A/en