2157523

Information

• Patent Grant
• 2157523

• References
• Source

• Patent Number

  2,157,523

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1939
  85 years ago

• CPC

  • H03H7/00 - Multiple-port networks comprising only passive electrical elements as network components
  • H03H2/006 - Transmitter or amplifier output circuits
  • H03H11/367 - particularly adapted as coupling circuit between transmitters and antenna

• US Classifications

  • 331 - Oscillators
  • 330 - Amplifiers
  • 333 - Wave transmission lines and networks