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.)
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.)
CMC Electronics Inc
Original Assignee
Robert H Burdick
Canadian Marconi Co
Publication date
Application grantedgrantedCritical
Publication of CA517785ApublicationCriticalpatent/CA517785A/fr