3252040

Information

• Patent Grant
• 3252040

• References
• Source

• Patent Number

  3,252,040

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1966
  58 years ago

• CPC

  • H01J1/15 - Cathodes heated directly by an electric current
  • H01J19/42 - Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
  • H01J2893/0002 - Construction arrangements of electrode systems

• US Classifications

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