DIFF Subgroup
H01F 29/06 with current collector gliding or rolling on or along winding
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Variable transformers or inductances not covered by group > with current collector gliding or rolling on or along winding
CPC:
Variable transformers or inductances not covered by group H01F21/00 > with current collector gliding or rolling on or along winding
No child classifications to compare. This is a leaf node in both IPC and CPC.