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
CA590518A
Inventor
R. Fink Lyman
O. Peterson Eric
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.)
General Electric Co
Original Assignee
General Electric Co
Publication date
Application grantedgrantedCritical
Publication of CA590518ApublicationCriticalpatent/CA590518A/en
Improvements in or relating to circuit arrangements to prevent burning - in of the screen of a picture tube in a television receiver after the latter has been switched off