3449681

Information

• Patent Grant
• 3449681

• References
• Source

• Patent Number

  3,449,681

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1969
  55 years ago

• CPC

  • H03G5/06 - having discharge tubes
  • H03G5/04 - in untuned amplifiers

• US Classifications

  • 330 - Amplifiers
  • 333 - Wave transmission lines and networks
  • 338 - Electrical resistors
  • 455 - Telecommunications