IPC Subgroup
G01N 27/04 by investigating resistance
Introduced: September 1968
Last revised: January 2006
Full Title
Investigating or analysing materials by the use of electric, electrochemical, or magnetic means > by investigating impedance > by investigating resistance
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
4 direct subcodes
Child Classifications
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- G01N 27/06 of a liquid
- G01N 27/12 of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid
- G01N 27/14 of an electrically-heated body in dependence upon change of temperature
- G01N 27/2 Investigating the presence of flaws