2820178

Information

• Patent Grant
• 2820178

• References
• Source

• Patent Number

  2,820,178

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1958
  67 years ago

• CPC

  • H01J17/04 - Electrodes Screens
  • B23K11/248 - Electric supplies using discharge tubes
  • H02H7/1209 - for converters using only discharge tubes

• US Classifications

  • 315 - Electric lamp and discharge devices: systems