CPC Subgroup
H01F 3/04 made from strips or ribbons
Full Title
Cores, Yokes, or armatures (magnetic materials H01F1/00; permanent magnets H01F7/02) > made from strips or ribbons
H01F 3/04 Cores, Yokes, or armatures (magnetic materials H01F1/00; permanent magnets H01F7/02) > made from strips or ribbons