1*3131 — Tratamiento de los metales (temple, revenido, etc.)
Descendants
This heading has no descendants because it belongs to the most detailed level of the classification.
Code | Description | Partitions |
---|---|---|
28510 | Tratamiento y revestimiento de metales | 3 |
Code | Description |
---|---|
1*3131 | Tractament dels metalls (tremp, reveniment i similars) |