| 327120 |
Mosaic tile, ceramic, manufacturing |
| 327120 |
Nonclay refractories (e.g., block, brick, mortar, tile) manufacturing |
| 327120 |
Paving brick, clay, manufacturing |
| 327120 |
Pots, glasshouse, clay refractory, manufacturing |
| 327120 |
Quarry tiles, clay, manufacturing |
| 327120 |
Refractories (e.g., block, brick, mortar, tile), clay, manufacturing |
| 327120 |
Refractories (e.g., block, brick, mortar, tile), nonclay, manufacturing |
| 327120 |
Refractory cement, nonclay, manufacturing |
| 327120 |
Roofing tile, clay, manufacturing |
| 327120 |
Sewer pipe and fittings, clay, manufacturing |