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
CA783520A
Inventor
I. Toohey John
D. Nelson Charles
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.)
Queens University at Kingston
Original Assignee
Queens University at Kingston
Publication date
Application grantedgrantedCritical
Publication of CA783520ApublicationCriticalpatent/CA783520A/en