2451297

Information

• Patent Grant
• 2451297

• References
• Source

• Patent Number

  2,451,297

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1948
  75 years ago

• CPC

  • H01J17/38 - Cold-cathode tubes
  • H01J2893/0065 - Electrode systems

• US Classifications

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