code bivalent
| de signalisation
| code bivalent abbr. | |
| IT el. | zweiwertiger Code |
| + de signalisation abbr. | |
| transp. | Signalisationsplus |
| |||
| zweiwertiger Code | |||
|
code bivalent : 4 phrases in 2 subjects |
| Communications | 3 |
| Electronics | 1 |