DIFF Subgroup
H01F 3/02 made from sheets
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Cores, yokes or armatures > made from sheets
CPC:
Cores, Yokes, or armatures (magnetic materials H01F1/00; permanent magnets H01F7/02) > made from sheets
No child classifications to compare. This is a leaf node in both IPC and CPC.