2600390

Information

• Patent Grant
• 2600390

• References
• Source

• Patent Number

  2,600,390

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1952
  72 years ago

• CPC

  • H01J17/54 - having one or more control electrodes

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 165 - Heat exchange