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
CA649622A
Inventor
E. Martens Jack
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.)
Anderson Company of Indiana
Original Assignee
Anderson Company of Indiana
Publication date
Application grantedgrantedCritical
Publication of CA649622ApublicationCriticalpatent/CA649622A/en