IPC Subgroup
G01R 1/38 Arrangements for altering the indicating characteristic, e.g. by modifying the air gap
Introduced: September 1968
Last revised: January 2006
Full Title
Details of instruments or arrangements of the types covered by groups or > Arrangements for altering the indicating characteristic, e.g. by modifying the air gap
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES