supermastergroup
| distribution frame
| supermastergroup | |
| commun. | grupo cuaternario |
| distribution frame | |
| commun. | repartidor |
| |||
| grupo cuaternario | |||
|
supermastergroup : 8 phrases in 3 subjects |
| Communications | 2 |
| Electronics | 2 |
| Power lines | 4 |