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
CA596887A
Inventor
Jr. Harry J. Andress
Original Assignee
Socony Mobil Oil Co Inc
Publication date
Application grantedgrantedCritical
Publication of CA596887ApublicationCriticalpatent/CA596887A/en