2858471

Information

• Patent Grant
• 2858471

• References
• Source

• Patent Number

  2,858,471

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1958
  66 years ago

• CPC

  • H01J19/28 - Non-electron-emitting electrodes Screens
  • H01J2893/0013 - Sealed electrodes

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 228 - Metal fusion bonding
  • 445 - Electric lamp or space discharge component or device manufacturing