Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
telegraph
|
| gptkbp:country |
gptkb:France
|
| gptkbp:established |
19th century
|
| https://www.w3.org/2000/01/rdf-schema#label |
French telegraph service
|
| gptkbp:language |
gptkb:French
|
| gptkbp:notableEvent |
introduction of optical telegraphy
nationalization in 1878 |
| gptkbp:operatedBy |
gptkb:French_government
|
| gptkbp:replacedBy |
French telephone service
|
| gptkbp:technology |
gptkb:Chappe_telegraph
gptkb:electric_telegraph |
| gptkbp:bfsParent |
gptkb:Hughes_telegraph
|
| gptkbp:bfsLayer |
6
|