Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
telegraph
|
| gptkbp:enables |
increased telegraph line efficiency
|
| https://www.w3.org/2000/01/rdf-schema#label |
multiplex telegraph
|
| gptkbp:introducedIn |
1874
|
| gptkbp:inventedBy |
gptkb:Thomas_Edison
gptkb:Julius_Wilhelm_Gintl |
| gptkbp:relatedTo |
gptkb:duplex_telegraph
quadruplex telegraph telegraphy |
| gptkbp:usedFor |
sending multiple messages simultaneously
|
| gptkbp:usedIn |
19th century
|
| gptkbp:bfsParent |
gptkb:harmonic_telegraph
|
| gptkbp:bfsLayer |
5
|