DIFF Subgroup
G01V 3/32 operating with electron or nuclear magnetic resonance
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation > specially adapted for well-logging > operating with electron or nuclear magnetic resonance
CPC:
Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation > specially adapted for well-logging > operating with electron or nuclear magnetic resonance
No child classifications to compare. This is a leaf node in both IPC and CPC.