2134278

Information

• Patent Grant
• 2134278

• References
• Source

• Patent Number

  2,134,278

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1938
  88 years ago

• CPC

  • H01P5/225 - 180° reversed phase hybrid rings
  • H01P5/02 - with invariable factor of coupling
  • H01P5/22 - Hybrid ring junctions
  • H03H7/487 - particularly adapted as coupling circuit between transmitters and antennas

• US Classifications

  • 455 - Telecommunications
  • 333 - Wave transmission lines and networks
  • 343 - Communications: radio wave antennas