2573517

Information

• Patent Grant
• 2573517

• References
• Source

• Patent Number

  2,573,517

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1951
  73 years ago

• CPC

  • H03B5/1835 - the active element in the amplifier being a vacuum tube
  • H03F1/13 - in discharge tube amplifiers
  • H03F3/54 - Amplifiers using transit-time effect in tubes or semiconductor devices

• US Classifications

  • 331 - Oscillators