3878428

Information

• Patent Grant
• 3878428

• References
• Source

• Patent Number

  3,878,428

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1975
  49 years ago

• CPC

  • H01J31/201 - using a colour-selection electrode
  • H01J29/28 - with protective, conductive or reflective layers

• US Classifications

  • 313 - Electric lamp and discharge devices