3447028

Information

• Patent Grant
• 3447028

• References
• Source

• Patent Number

  3,447,028

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1969
  55 years ago

• CPC

  • H04N9/26 - using electron-optical colour selection means

• US Classifications

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