Conical-scan beam beacons transmitting signals which indicate at a mobile receiver any displacement of the receiver from the conical-scan axis

Patents Grantslast 30 patents

  • Information Patent Grant

    3336572

    • Patent number 3,336,572
    • Issue date Aug 15, 1967
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3160850

    • Patent number 3,160,850
    • Issue date Dec 8, 1964
    • G05 - CONTROLLING REGULATING