DIFF Subgroup
H02P 13/06 by tap-changing; by rearranging interconnections of windings
Introduced: September 1968
Full Title
Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output > by tap-changing; by rearranging interconnections of windings
No child classifications to compare. This is a leaf node in both IPC and CPC.