3825929

Information

• Patent Grant
• 3825929

• References
• Source

• Patent Number

  3,825,929

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1974
  50 years ago

• CPC

  • G01S13/787 - co-operating with direction defining beacons
  • G01S13/86 - Combinations of radar systems with non-radar systems
  • G01S13/913 - for landing purposes

• US Classifications

  • 342 - Communications: directive radio wave systems and devices