3710335

Information

• Patent Grant
• 3710335

• References
• Source

• Patent Number

  3,710,335

• Date Filed

  Not available

• Date Issued

  Tuesday, January 9, 1973
  52 years ago

• CPC

  • G01S5/16 - using electromagnetic waves other than radio waves
  • G01S1/60 - Varying frequency of beam signal or of auxiliary signal
  • G01S1/70 - using electromagnetic waves other than radio waves
  • G01S1/82 - Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
  • G01S5/08 - Position of single direction-finder fixed by determining direction of a plurality of spaced sources of known location

• US Classifications

  • 342 - Communications: directive radio wave systems and devices
  • 340 - Communications: electrical