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
Inventor
S. Johnston John
St-Laurent Andre
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.)
Canada Minister of Fisheries and Oceans
Original Assignee
Canada Minister of Fisheries and Oceans
Publication date
Application grantedgrantedCritical
Publication of CA896322ApublicationCriticalpatent/CA896322A/en