2840648

Information

• Patent Grant
• 2840648

• References
• Source

• Patent Number

  2,840,648

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1958
  66 years ago

• CPC

  • H04B3/12 - in negative-feedback path of line amplifier

• US Classifications

  • 330 - Amplifiers
  • 331 - Oscillators