ClassID:

172211

G01S1/06 - CPC Classification

Classification description:

Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves; Details Means for providing multiple indication, e.g. coarse and fine indications

Recent Application in this class: