3568004

Information

• Patent Grant
• 3568004

• References
• Source

• Patent Number

  3,568,004

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1971
  54 years ago

• CPC

  • H03F1/546 - Delaying application of anode power supply with respect to application of filament heating power supply

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 315 - Electric lamp and discharge devices: systems
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems