3749966

Information

• Patent Grant
• 3749966

• References
• Source

• Patent Number

  3,749,966

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1973
  51 years ago

• CPC

  • H04N3/20 - Prevention of damage to cathode-ray tubes in the event of failure of scanning
  • H04N3/1856 - using regulation in series

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 348 - Television