DIFF Subgroup
G01R 29/20 Measuring number of turns; Measuring transformation ratio or coupling factor of windings
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Arrangements for measuring or indicating electric quantities not covered by groups > Measuring number of turns; Measuring transformation ratio or coupling factor of windings
CPC:
Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00 > Measuring number of turns; Measuring transformation ratio or coupling factor of windings
No child classifications to compare. This is a leaf node in both IPC and CPC.