| Naics index | Naics index description |
|---|---|
| 333248 | Light bulb and tube (i.e., electric lamp) machinery manufacturing |
| 333248 | Linotype machines manufacturing |
| 333248 | Lithographic printing presses manufacturing |
| 333248 | Loom bobbins manufacturing |
| 333248 | Loom reeds manufacturing |
| 333248 | Looms for textiles manufacturing |
| 333248 | Loopers for textiles manufacturing |
| 333248 | Mercerizing machinery manufacturing |
| 333248 | Metal casting machinery and equipment manufacturing |
| 333248 | Napping machinery for textiles manufacturing |