2879430

Information

• Patent Grant
• 2879430

• References
• Source

• Patent Number

  2,879,430

• Date Filed

  Not available

• Date Issued

  Tuesday, March 24, 1959
  66 years ago

• CPC

  • H01J19/38 - Control electrodes
  • H01J2893/0018 - Bar or cage-like grids

• US Classifications

  • 313 - Electric lamp and discharge devices