DIFF Subgroup
G01N 27/92 by investigating breakdown voltage (G01N27/60, G01N27/62 take precedence)
Introduced: January 1980
Title
Titles differ between systems:
IPC: by investigating breakdown voltage
CPC: by investigating breakdown voltage (G01N27/60, G01N27/62 take precedence)
Full Title
Full titles differ between systems:
IPC:
Investigating or analysing materials by the use of electric, electrochemical, or magnetic means > by investigating breakdown voltage
CPC:
Investigating or analysing materials by the use of electric, electrochemical, or magnetic means (G01N3/00 – G01N25/00 take precedence; measurement or testing of electric or magnetic variables or of electric or magnetic properties of materials G01R) > by investigating breakdown voltage (G01N27/60, G01N27/62 take precedence)
No child classifications to compare. This is a leaf node in both IPC and CPC.