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
CA896535A
Inventor
G. Mcalister Charles
O. Miller Clarence
T. Welch Floyd
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.)
Cities Service Co
Original Assignee
Cities Service Co
Publication date
Application grantedgrantedCritical
Publication of CA896535ApublicationCriticalpatent/CA896535A/en