Statements (12)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
magnetic audio recorder
|
| gptkbp:countryOfOrigin |
gptkb:Denmark
|
| gptkbp:firstDemonstrated |
Paris Exposition
|
| gptkbp:firstDemonstratedInYear |
1900
|
| https://www.w3.org/2000/01/rdf-schema#label |
telegraphone
|
| gptkbp:introducedIn |
1898
|
| gptkbp:inventedBy |
gptkb:Valdemar_Poulsen
|
| gptkbp:predecessor |
modern tape recorder
|
| gptkbp:usedFor |
audio recordings
|
| gptkbp:uses |
magnetic wire recording
|
| gptkbp:bfsParent |
gptkb:Paris_World_Fair_1900
|
| gptkbp:bfsLayer |
7
|