3839677

Information

• Patent Grant
• 3839677

• References
• Source

• Patent Number

  3,839,677

• Date Filed

  Not available

• Date Issued

  Tuesday, October 1, 1974
  50 years ago

• CPC

  • H01P1/218 - the ferromagnetic material acting as a frequency selective coupling element
  • H03B5/1888 - the active element in the amplifier being a semiconductor device
  • H03B23/00 - Generation of oscillations periodically swept over a predetermined frequency range
  • H03B2201/0241 - the element being a magnetically variable element

• US Classifications

  • 455 - Telecommunications
  • 333 - Wave transmission lines and networks