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
CA821663A
Inventor
L. Fredrickson Dennis
L. Gothe Allyn
Original Assignee
Collins Radio Co
Publication date
Application grantedgrantedCritical
Publication of CA821663ApublicationCriticalpatent/CA821663A/en