3041495

Information

• Patent Grant
• 3041495

• References
• Source

• Patent Number

  3,041,495

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1962
  62 years ago

• CPC

  • H01J19/38 - Control electrodes
  • H01J2893/0017 - Cylindrical, helical or annular grids

• US Classifications

  • 313 - Electric lamp and discharge devices