2876374

Information

• Patent Grant
• 2876374

• References
• Source

• Patent Number

  2,876,374

• Date Filed

  Not available

• Date Issued

  Tuesday, March 3, 1959
  65 years ago

• CPC

  • H01J21/36 - Tubes with flat electrodes
  • H01J29/467 - Control electrodes for flat display tubes
  • H01J31/14 - Magic-eye or analogous tuning indicators
  • H01J40/16 - having photo- emissive cathode

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems