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
CA816002A
Inventor
R. Mcvey George
A. Long John
J. Timmons Richard
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.)
OM Scott and Sons Co
Original Assignee
OM Scott and Sons Co
Publication date
Application grantedgrantedCritical
Publication of CA816002ApublicationCriticalpatent/CA816002A/en