2654850

Information

• Patent Grant
• 2654850

• References
• Source

• Patent Number

  2,654,850

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1953
  71 years ago

• CPC

  • H01J17/54 - having one or more control electrodes

• US Classifications

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