Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:applicationDeadline |
1876-02-14
|
| gptkbp:assignee |
gptkb:Alexander_Graham_Bell
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:date |
1876-03-07
|
| gptkbp:describes |
Covers the invention of the telephone
|
| gptkbp:fieldOfInvention |
telecommunications
|
| gptkbp:inventedBy |
gptkb:Alexander_Graham_Bell
|
| gptkbp:relatedTo |
gptkb:smartphone
|
| gptkbp:status |
expired
|
| gptkbp:title |
Improvement in telegraphy
|
| gptkbp:bfsParent |
gptkb:US174465A
|
| gptkbp:bfsLayer |
4
|
| https://www.w3.org/2000/01/rdf-schema#label |
US174465
|