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
CA624355A
Inventor
A. Coburn Wallace
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.)
Ct Electrical Controls Ltd
Original Assignee
Ct Electrical Controls Ltd
Publication date
Application grantedgrantedCritical
Publication of CA624355ApublicationCriticalpatent/CA624355A/en