IPC Subgroup
G01R 19/165 Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
Introduced: January 1980
Last revised: January 2006
Full Title
Arrangements for measuring currents or voltages or for indicating presence or sign thereof > Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
Related Keywords
SORTING of electric pulses
1 direct subcode
Child Classifications
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- G01R 19/17 giving an indication of the number of times this occurs