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
CA602015A
Inventor
Van Dyck Fear James
Original Assignee
Sun Oil Co
Publication date
Application grantedgrantedCritical
Publication of CA602015ApublicationCriticalpatent/CA602015A/en