3297902

Information

• Patent Grant
• 3297902

• References
• Source

• Patent Number

  3,297,902

• Date Filed

  Not available

• Date Issued

  Tuesday, January 10, 1967
  58 years ago

• CPC

  • H01J19/38 - Control electrodes
  • H01J2893/0016 - Planar grids

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 445 - Electric lamp or space discharge component or device manufacturing