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
CA629407A
Inventor
Strandengen Einar
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.)
Grorud Jernvarefabrik AS
Original Assignee
Grorud Jernvarefabrik AS
Publication date
Application grantedgrantedCritical
Publication of CA629407ApublicationCriticalpatent/CA629407A/en