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
CA847663A
Inventor
Lauritzen Erik
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.)
SCHMITH NIELS BAY
Original Assignee
SCHMITH NIELS BAY
Publication date
Application grantedgrantedCritical
Publication of CA847663ApublicationCriticalpatent/CA847663A/en