CPC Subgroup
H02K 29/08 using magnetic effect devices, e.g. Hall-plates, magneto-resistors (H02K29/12 takes precedence)
Full Title
Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices > with position sensing devices (H02K29/03 takes precedence) > using magnetic effect devices, e.g. Hall-plates, magneto-resistors (H02K29/12 takes precedence)