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
CA636376A
Inventor
R. Norden Alexander
Original Assignee
Federal Pacific Electric Co
Publication date
Application grantedgrantedCritical
Publication of CA636376ApublicationCriticalpatent/CA636376A/en