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CPC Subgroup
H01F 29/08

with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators

Full Title

Variable transformers or inductances not covered by group H01F21/00 > with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators

2 direct subcodes

Child Classifications

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  • H01F 29/10 having movable part of magnetic circuit
  • H01F 29/12 having movable coil, winding, or part thereof; having movable shield