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PCE
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DIFF Subgroup
G01S 1/02

using radio waves (G01S19/00 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: using radio waves

CPC: using radio waves (G01S19/00 takes precedence)

Full Title

Full titles differ between systems:

IPC:

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

CPC:

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 (position fixing by co-ordinating a plurality of determinations of direction or position lines G01S5/00) > using radio waves (G01S19/00 takes precedence)

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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