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
CA725527A
Inventor
R. Sloman Arthur
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.)
Associated Pulp and Paper Mills Ltd
Original Assignee
Associated Pulp and Paper Mills Ltd
Publication date
Application grantedgrantedCritical
Publication of CA725527ApublicationCriticalpatent/CA725527A/en