2498257

Information

• Patent Grant
• 2498257

• References
• Source

• Patent Number

  2,498,257

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1950
  74 years ago

• CPC

  • H02M1/02 - Circuits specially adapted for the generation of grid-control or igniter-control voltages for discharge tubes incorporated in static converters
  • H03B7/10 - active element being gas-discharge or arc-discharge tube

• US Classifications

  • 331 - Oscillators
  • 315 - Electric lamp and discharge devices: systems