2697784

Information

• Patent Grant
• 2697784

• References
• Source

• Patent Number

  2,697,784

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1954
  70 years ago

• CPC

  • H03K4/86 - using as active elements gas-filled tubes or spark-gaps

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 307 - Electrical transmission or interconnection systems
  • 315 - Electric lamp and discharge devices: systems
  • 331 - Oscillators