3350713

Information

• Patent Grant
• 3350713

• References
• Source

• Patent Number

  3,350,713

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1967
  57 years ago

• CPC

  • G01S1/024 - of beacon transmitters
  • G01S1/022 - Means for monitoring or calibrating
  • G01S1/304 - Analogous systems in which a beat frequency, obtained by heterodyning the signals, is compared in phase with a reference signal obtained by heterodyning the signals in a fixed reference point and transmitted therefrom

• US Classifications

  • 342 - Communications: directive radio wave systems and devices