Notbetrieb | |
gen. | skeleton service |
Signal | |
gen. | signal; code; cue; marine code |
mining. | command |
survey. | beacon |
Signal- | |
econ. | signaling; signalling |
| |||
skeleton service | |||
emergency operation |
Notbetriebs-Signal : 4 phrases in 4 subjects |
Communications | 1 |
Electronics | 1 |
General | 1 |
Information technology | 1 |