Receiving elements for seismic signals; Arrangements or adaptations of receiving elements

Introduced: September 1968

Full Title

Seismology; Seismic or acoustic prospecting or detecting > Receiving elements for seismic signals; Arrangements or adaptations of receiving elements

Of 4 combined children, 2 exist in both systems.

2 codes are CPC-only extensions.

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G01V 1/162 +2 CPC CPC only CPC only
G01V 1/168 CPC only CPC only
G01V 1/18 Receiving elements, e.g. seismometer, geophone +3 CPC IPC+CPC Available in IPC and CPC
G01V 1/20 Arrangements of receiving elements, e.g. geophone pattern +1 CPC IPC+CPC Available in IPC and CPC