3618089

Information

• Patent Grant
• 3618089

• References
• Source

• Patent Number

  3,618,089

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1971
  53 years ago

• CPC

  • G01S13/76 - wherein pulse-type signals are transmitted
  • G01S13/103 - particularities of the measurement of the distance
  • G01S13/16 - using counters
  • G01S13/66 - Radar-tracking systems Analogous systems where the wavelength or the kind of wave is irrelevant
  • G01S2013/466 - by Trilateration

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 342 - Communications: directive radio wave systems and devices