Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:trumpet
|
| gptkbp:function |
sound recording
sound playback |
| gptkbp:historical_significance |
first practical sound recording device
|
| https://www.w3.org/2000/01/rdf-schema#label |
tinfoil phonograph
|
| gptkbp:invention |
gptkb:Thomas_Edison
1877 |
| gptkbp:material |
tinfoil
|
| gptkbp:mechanism_of_action |
vibrating diaphragm
|
| gptkbp:sound_medium |
tinfoil cylinder
|
| gptkbp:successor |
gptkb:cylinder_phonograph
|
| gptkbp:bfsParent |
gptkb:graphophone
|
| gptkbp:bfsLayer |
4
|