E and M signaling (Q2836885)
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type of supervisory line signaling
- E&M
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | E and M signaling |
type of supervisory line signaling |
|
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Wikipedia(4 entries)
- enwiki E and M signaling
- eswiki Señalización E y M
- kowiki E 및 M 신호체계
- ruwiki E&M