CA650124A - Circuit arrangement for preventing screen burning in a display tube of a television receiver after the latter has been switched off
- Google Patents
Circuit arrangement for preventing screen burning in a display tube of a television receiver after the latter has been switched off
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
CA650124A
Inventor
J. H. Janssen Peter
Smeulers Wouter
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Publication date
Application grantedgrantedCritical
Publication of CA650124ApublicationCriticalpatent/CA650124A/en
CA650124ACircuit arrangement for preventing screen burning in a display tube of a television receiver after the latter has been switched off
ExpiredCA650124A
(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
Improvements in or relating to circuit arrangements for preventing screen burning ina display tube ofa television receiver afterthe latter hasbeen switched off
Improvements in or relating to circuit arrangements for preventing screen burning ina display tube ofa television receiver afterthe latter hasbeen switched off