DIFF Subgroup
G01N 27/60 by investigating electrostatic variables
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Investigating or analysing materials by the use of electric, electrochemical, or magnetic means > by investigating electrostatic variables
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 electrostatic variables
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 1980.
Child Classifications
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