| 335220 |
Stoves, household-type cooking, manufacturing |
| 335220 |
Trash and garbage compactors, household-type, manufacturing |
| 335220 |
Washing machines, household-type, manufacturing |
| 335220 |
Water heaters (including nonelectric), household-type, manufacturing |
| 335311 |
Airport lighting transformers manufacturing |
| 335311 |
Arc-welding transformers, separate solid-state, manufacturing |
| 335311 |
Autotransformers for switchboards (except telephone switchboards) manufacturing |
| 335311 |
Autotransformers manufacturing |
| 335311 |
Ballasts (i.e., transformers) manufacturing |
| 335311 |
Boosters, feeder voltage (i.e., electrical transformers), manufacturing |