Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:assignee |
gptkb:Alexander_Graham_Bell
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:date |
1875-12-22
|
| gptkbp:field |
telecommunications
|
| gptkbp:filingDate |
1874-12-22
|
| https://www.w3.org/2000/01/rdf-schema#label |
US 157,917
|
| gptkbp:inventedBy |
gptkb:Alexander_Graham_Bell
|
| gptkbp:language |
English
|
| gptkbp:publishedIn |
gptkb:US157917A
|
| gptkbp:relatedTo |
gptkb:smartphone
|
| gptkbp:title |
Improvement in Telegraphy
|
| gptkbp:type |
utility patent
|
| gptkbp:bfsParent |
gptkb:US1119732A
|
| gptkbp:bfsLayer |
5
|