2947902

Information

• Patent Grant
• 2947902

• References
• Source

• Patent Number

  2,947,902

• Date Filed

  Not available

• Date Issued

  Tuesday, August 2, 1960
  64 years ago

• CPC

  • H01J17/14 - Magnetic means for controlling the discharge
  • H01J19/38 - Control electrodes
  • H01J2893/0016 - Planar grids

• US Classifications

  • 313 - Electric lamp and discharge devices