3801853

Information

• Patent Grant
• 3801853

• References
• Source

• Patent Number

  3,801,853

• Date Filed

  Not available

• Date Issued

  Tuesday, April 2, 1974
  51 years ago

• CPC

  • H05B41/00 - Circuit arrangements or apparatus for igniting or operating discharge lamps
  • H01J17/44 - having one or more control electrodes
  • H01J61/545 - using an auxiliary electrode inside the vessel
  • H01J61/80 - Lamps suitable only for intermittent operation
  • H01J61/92 - Lamps with more than one main discharge path
  • H01J2893/0068 - electrode assembly with control electrodes

• US Classifications

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