2774906

Information

• Patent Grant
• 2774906

• References
• Source

• Patent Number

  2,774,906

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1956
  68 years ago

• CPC

  • H01J17/40 - with one cathode and one anode
  • H01J2893/0067 - Electrode assembly without control electrodes

• US Classifications

  • 313 - Electric lamp and discharge devices