Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:application |
405,735
|
| gptkbp:assignee |
gptkb:Thomas_Edison
|
| gptkbp:class |
G11B 3/00
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:date |
1889-06-25
|
| gptkbp:filingDate |
1889-06-18
|
| gptkbp:inventedBy |
gptkb:Thomas_Edison
|
| gptkbp:relatedTo |
gptkb:cassette_tape
|
| gptkbp:title |
gptkb:Electrically_Operated_Phonograph
|
| gptkbp:bfsParent |
gptkb:Linotype
|
| gptkbp:bfsLayer |
7
|
| http://www.w3.org/2000/01/rdf-schema#label |
US patent 405,735
|