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
CA733095A
Inventor
Charles R. Engel
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, Represented By Minister Of Canadian Patents And Development Limited/societe Canadienne Des Brevets Et D'exploitation AS Ltee
Original Assignee
Canada, Represented By Minister Of Canadian Patents And Development Limited/societe Canadienne Des Brevets Et D'exploitation AS Ltee
Publication date
Application grantedgrantedCritical
Publication of CA733095ApublicationCriticalpatent/CA733095A/en