| Symbol | Typ | Titel |
|---|---|---|
| B | SK | PERFORMING OPERATIONS; TRANSPORTING |
| B33 | KL | ADDITIVE MANUFACTURING TECHNOLOGY [2015.01] |
| B33Y | UKL | ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING [2015.01] |