2493044

Information

• Patent Grant
• 2493044

• References
• Source

• Patent Number

  2,493,044

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1950
  74 years ago

• CPC

  • H03K4/34 - using a single tube with positive feedback through a transformer

• US Classifications

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