3474447

Information

• Patent Grant
• 3474447

• References
• Source

• Patent Number

  3,474,447

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1969
  55 years ago

• CPC

  • H01Q3/242 - Circumferential scanning
  • G01S1/02 - using radio waves
  • G01S1/48 - wherein the phase angle of the direction-dependent envelope signal is a multiple of the direction angle

• US Classifications

  • 342 - Communications: directive radio wave systems and devices