3296550

Information

• Patent Grant
• 3296550

• References
• Source

• Patent Number

  3,296,550

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1967
  57 years ago

• CPC

  • H04B1/50 - using different frequencies for the two directions of communication
  • H03B5/366 - and comprising means for varying the frequency by a variable voltage or current
  • H03K17/6257 - with several inputs only combined with selecting means
  • H03K17/6285 - with several outputs only combined with selecting means
  • H03K19/162 - using parametrons
  • H03B2200/0046 - including measures to switch the gain of an amplifier
  • H03B2200/0048 - including measures to switch the frequency band
  • H03B2201/0258 - the means comprising a diode

• US Classifications

  • 331 - Oscillators