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
CA815601A
Inventor
Q. Krasin Lester
E. Greene Clifford
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.)
Superior Continental Corp
Original Assignee
Superior Continental Corp
Publication date
Application grantedgrantedCritical
Publication of CA815601ApublicationCriticalpatent/CA815601A/en