3461338

Information

• Patent Grant
• 3461338

• References
• Source

• Patent Number

  3,461,338

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1969
  55 years ago

• CPC

  • H01J1/15 - Cathodes heated directly by an electric current
  • H01J3/026 - Eliminating deleterious effects due to thermal effects, electric or magnetic field

• US Classifications

  • 313 - Electric lamp and discharge devices